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Hummingbird
Local Knowledge Graph (46 entities)
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Knowledge graph centered on Hummingbird with 46 nodes and 129 connections. Top connected: The effects of phenological mismatches on demograp, Unknown, Competition for hummingbird pollination and sequen, A global test of the pollination syndrome hypothes, Subalpine meadow flowering phenology responses to .
Publications (369)
student_paper
A nectar-inhabiting bacterium may not influence female fitness in Ipomopsis aggregata
article
Does pollination interact with the abiotic environment to affect plant reproduction?
article
Does pollination interact with the abiotic environment to affect plant reproduction?
student_paper
Does sodium in floral nectar enhance pollination & plant reproduction?
article
Effects of experimental warming on floral scent, display and rewards in two subalpine herbs
student_paper
Foraging preferences of generalist Megachilidae
article
Herbivory and water availability interact to shape the adaptive landscape in the perennial forb, Boechera stricta
article
Natural selection on floral volatiles and other traits can change with snowmelt timing and summer precipitation
student_paper
Observing the effects of a nectar-inhabiting bacterium, Pantoea sp., and nectar robbing on male fitness in Ipomopsis aggregata
article
Phylogeny does not predict the outcome of heterospecific pollen–pistil interactions in a species-rich alpine plant community
student_paper
Picky eater? How different environmental factors affect broad-tailed hummingbirds’ (Selasphorus platycercus) foraging patterns in the Rocky Mountains
article
Predicting the contribution of single trait evolution to rescuing a plant population from demographic impacts of climate change
student_paper
Quantifying ethanol in bumble bee honey and Colorado rocky mountain wildflowers
article
Responses to climate change – insights and limitations from herbaceous plant model species
student_paper
Temperature and relative humidity effects on nectar quantity, nectar quality, and plant-pollinator interactions
student_paper
The effects of snowmelt date, soil moisture, and precipitation on nectar and floral morphology of Ipomopsis
student_paper
The impact of soil moisture, nectar production, and spectral reflectance on hummingbird visitation patterns to the Scarlet Gilia (Ipomopsis aggregata)
student_paper
Visitors to Red-Naped Sapsucker sap wells and the effectiveness of artificial wells
student_paper
Fit or Unlit: using quantum dots to investigate the effects of a floricolous yeast and nectar robbing on male fitness in Ipomopsis aggregata
thesis
Interpopulation variation and optimal mating in the perennial herb, Polemonium brandegeei
student_paper
Investigating the potential mechanism behind bumble bee preference for Corydalis flowers inhabited by nectar specialist yeast
student_paper
The Impact of Delphinium nuttallianum and Ipomopsis aggregata Phenology on Broad-tailed Hummingbird (Selasphorus platycercus) Visitation Patterns
student_paper
The Impact of Delphinium nuttallianum and Ipomopsis aggregata Phenology on Broad tailed Hummingbird (Selasphorus platycercus) Visitation Patterns
article
The hole truth: why do bumble bees rob flowers more than once?
student_paper
Climate disruption on avian species and communities in the southern Rocky Mountains
article
Community context mediates effects of pollinator loss on seed production
article
Differences in individual flowering time change pollen limitation and seed set in three montane wildflowers
student_paper
Effects of Daily Temperature Changes on Broad-Tailed Hummingbird Foraging Patterns
article
Evolvability and trait function predict phenotypic divergence of plant populations
student_paper
Plasticity in Ipomopsis flower color and nectar production over space and time in response to water availability
article
Pollinator and habitat-mediated selection as potential contributors to ecological speciation in two closely related species
thesis
The causes and consequences of pollen defence
article
The dispersal of microbes among and within flowers by butterflies
student_paper
Assessing the Impact that the Keystone Species, the Red Naped Sapsucker (<i> Sphyrapicus nuchalis </i>), has on the Community of Species in the East River
article
Climate change and phenology
article
Comparative impacts of long-term trends in snowmelt and species interactions on plant population dynamics
student_paper
Determining changes in floral volatile composition of <i> Ipomopsis aggregata </i> in response to nectar robbing and its associated microorganisms
article
Earlier snow melt and reduced summer precipitation alter floral traits important to pollination
student_paper
Effects of Floral Abundance, Pollinator Interactions, and Floral Morphology on Stigmatic Pollen Deposition
student_paper
Effects of clumping of <i> Delphinium barbeyi </i> on pollination
thesis
Evolution of foraging traits in hummingbirds
student_paper
Floral phenotypic response of <i> Ipomopsis aggregata </i> and related hybrids to changing soil moisture and nitrogen enrichment
article
Genetic and spatial variation in vegetative and floral traits across a hybrid zone
thesis
Perturbations in plant-pollinator networks: Integrating theoretical and empirical approaches to understand responses to global change
article
Simultaneous niche expansion and contraction in plant–pollinator networks under drought
student_paper
Snowmelt Timing Leads to Plasticity and Alters Natural Selection on Leaf Traits in <i> Ipomopsis </i>
student_paper
The Effect of Snowmelt Timing on Pollinator Visitation to Subalpine Wildflowers
article
Winters are changing: snow effects on Arctic and alpine tundra ecosystems
student_paper
Comparing pollen distribution on pollinators to floral community composition in the East River Valley
article
Demographic Consequences of Phenological Shifts in Response to Climate Change
student_paper
Effects of high temperature and early snowmelt on floral morphology and volatile organic compounds in <i> Ipomopsis aggregata </i>
student_paper
Effects of nectar robbing on the volatile organic compounds and nectar chemistry of intraindividual flowers in <i> Corydalis caseana </i> ssp. <i> brandegeei </i>
article
Experimental Test of the Combined Effects of Water Availability and Flowering Time on Pollinator Visitation and Seed Set
other
How worthwhile are pollination networks?
student_paper
Investigating the relationship between <i> Bombus appositus </i> abundance and its overlap with key floral resources
article
Nectar addition changes pollinator behavior but not plant reproduction in pollen rewarding <i> Lupinus argenteus</i>
article
Open-top warming chambers reduce animal pollination of two subalpine herbs
article
Plant–pollinator interaction niche broadens in response to severe drought perturbations
article
Predispersal Seed Predation Obscures the Detrimental Effect of Dust on Wildflower Reproduction
article
Selection of floral traits by pollinators and seed predators during sequential life history stages
thesis
The effects of anthropogenic change on pollination in plant-pollinator communities
student_paper
The influence of human recreational trail use has on rodent and predator activity using motion triggered cameras
article
The sensory and cognitive ecology of nectar robbing
article
Trade-off mitigation: a conceptual framework for understanding floral adaptation in multispecies interactions
article
Unraveling the ecological and evolutionary impacts of a plant invader on the pollination of a native plant
article
Birds Perceive More Intraspecific Color Variation in Bird-Pollinated Than Bee-Pollinated Flowers
article
Effects of climate change on alpine plants and their pollinators
student_paper
Impacts of snowmelt timing and precipitation on the expression of vegetative traits and floral traits in <i>Ipomopsis aggregata</i>
article
Pollinator visitation rate and effectiveness vary with flowering phenology
article
Temporal flexibility in the structure of plant–pollinator interaction networks
article
Temporal scale-dependence of plant–pollinator networks
article
Untangling the seasonal dynamics of plant-pollinator communities
article
Wild hummingbirds discriminate nonspectral colors
thesis
Adaptation and diversification of bluebells <i>Mertensia</i> spp., Boranginaceae
article
Early snowmelt projected to cause population decline in a subalpine plant
chapter
Effects of Climate Change on Birds
student_paper
Effects of pond permanence on avian behaviors
thesis
Floral reward strategies, visitor behavior, and plant reproductive outcomes
article
Foraging efficiency and size matching in a plant-pollinator communitiy: the importance of sugar content and tongue length
thesis
How vulnerable are pollen-specialist solitary bees to temperature-mediated shifts in the timing of food availability?
thesis
Invasive plants and water availablity mediate outcomes of plant-pollinator interactions
student_paper
Niche breadth changes in response to environmental perturbation: the impact of early snowmelt on subalpine plant-pollinator specialization
article
Phenotypic plasticity of floral volatiles in response to increasing drought stress
student_paper
Pollinator Community Compositions Across Four Subalpine Plant Species
thesis
Pollinator mediated reproductive consequences of altered co-flowering under climate change depend on abiotic context
student_paper
Quantifying Nectar Resources in Bumble Bee Visited Plants
student_paper
The Effects of Exclusion Bags and Open-Top Chambers on Pollinator Activity
thesis
The effects of climate change and biodiversity loss on mutualisms
article
The function of floral orientation in bluebells: interactions with pollinators and rain in two species of <i> Mertensia </i> (Boraginaceae)
article
The individual and combined effects of snowmelt timing and frost exposure on the reproductive success of montane forbs
student_paper
Volatile organic compounds as signals for pollinators and their consistency across years
article
Atypical flowers can be as profitable as typical hummingbird flowers
article
Clines in traits compared over two decades in a plant hybrid zone
student_paper
Comparing Plant-Pollinator Network Structure between Drought and Non-Drought Years
article
Consequences of secondary nectar robbing for male components of plant reproduction
article
Consistent shifts in pollinator-relevant floral coloration along a Rocky Mountain elevation gradient
article
Ecological causes and consequences of flower color polymorphism in a self pollinating plant (<i>Boechera stricta</i>)
thesis
Effects of Climate Change on Plants, Pollinators and Their Interactions
student_paper
How does road dust influence Ipomopsis pollination?
article
Synchronization of speed, sound and iridescent color in a hummingbird aerial courtship dive
student_paper
The Effects of Declining Aspen Forest Health on Rocky Mountain Birds
article
Why are some plant-nectar robber interactions commensalisms?
other
40 years of progress in pollination biology, and what it means for citizen scientists
other
Comment on Cognition-mediated evolution of low-quality floral nectars.
student_paper
Consequences of Nectar Robbing in Colorado Wildflowers: Insect Variation and Nectar Sugar Concentration
article
Diversification of Type VI Secretion System Toxins Reveals Ancient Antagonism among Bee Gut Microbes
student_paper
Does Road Dust Affect Hylemya Oviposition in Scarlet Gilia (<i>Ipomopsis aggregata</i>)?
student_paper
Effect of Road Dust Deposition on the Floral Lifespan of Scarlet gilia, <i>Ipomopsis aggregata</i>
article
Effects of road dust on the pollination and reproduction of wildflowers
article
Facilitated exploitation of pollination mutualisms: fitness consequences for plants
student_paper
Floral Albedo as a Response Factor of Climate Change, A case study in <i>Helianthella quinquenervis</i>
student_paper
Impacts of Historical Hydroperiod on Bird Predation of Emergent Aquatic Insects
article
Interaction rewiring and the rapid turnover of plant-pollinator networks
article
Interannual bumble bee abundance is driven by indirect climate effects on floral resource phenology
article
Is Plant Fitness Proportional to Seed Set? An Experiment and a Spatial Model
article
Phenological responses to multiple environmental drivers under climate change: insights from a long-term observational study and a manipulative field experiment
thesis
Plant-Pollinator Interactions and Environmental Change: Effects of Experimental Changes in Phenology and Water Availability on a Montane Wildflower
other
Pollinator traits and competitive context shape dynamic foraging behavior in bee communities
article
Shifts in water availability mediate plant–pollinator interactions
student_paper
The Effects of Early Snow-melt on the Pollination and Seed Production of <i>Delphinium nuttallianum</i>
student_paper
The maintenance of flower colour polymorphism in self-pollinating <i>Boechera stricta</i>
student_paper
Variability in the effectiveness of <i>Penstemon strictus</i> pollinators and the role that water availability plays
student_paper
Variation in bill morphology and pollen prevalence in the Broad-Tailed Hummingbird (<i>Selasphorus platycercus</i>)
student_paper
Bill Morphology and Niche Partitioning in <i>Selasphorus platycercus</i>
student_paper
Comparing clines in floral and vegetative traits along an elevation gradient in an <i>Ipomopsis</i> hybrid zone
thesis
Competitive context drives pollinator behavior: linking foraging plasticity, natural pollen deposition, and plant reproduction.
article
Drought, pollen and nectar availability, and pollination success
article
Effects of climate change on phenologies and distributions of bumble bees and the plants they visit
article
Frost sensitivity of leaves and flowers of subalpine plants is related to tissue type and phenology.
article
Heterospecific pollen deposition in <i>Delphinium barbeyi</i>: linking stigmatic pollen loads to reproductive output in the field
student_paper
Impacts of early snow removal and frost on the reproductive success of <i>Delphinium nuttallianum</i>
student_paper
Road Dust, <i>Ipomopsis aggregata</i> Seed Count, and attack by <i>Hylemya</i> Flies—Are they Linked?
thesis
Temporal ecology of a subalpine ecosystem: Plant communities, plant-pollinator interactions, & climate change.
student_paper
The effects of Na pulses on subalpine ecosystems
article
An altitudinal cline in UV floral pattern corresponds with a behavioral change of a generalist pollinator assemblage
article
Competition for pollination and the evolution of flowering time
article
Context-dependent reproductive isolation mediated by floral scent and color
article
Effects of proximity to riparian zones on avian species richness and abundance in montane aspen woodlands.
student_paper
Elevational and temporal variation in Ipomopsis floral and vegetative traits.
article
Integrating macroecological metrics and community taxonomic structure
article
Quantifying direct vs. indirect effects of nectar robbers on male and female components of plant fitness
student_paper
The effects of primary and secondary nectar robbing of Ipomopsis aggregata on hummingbird visitation.
thesis
The evolutionary ecology of ultraviolet floral pigmentation
article
Using the literature to test pollination syndromes - some methodological cautions
student_paper
Why doesn't nectar robbing decrease seed set in some bee-pollinated plants?
student_paper
Behavioral response of mountain white-crowned sparrows towards an interspecific competitor.
article
Changes in ant community composition caused by 20 years of experimental warming vs.13 years of natural climate shift
student_paper
Correlating road dust with reproduction of Ipomopsis aggregate.
student_paper
Direct and indirect effects of frost on growth and plant-pollinator interactions in Delphinium nuttallianum.
student_paper
Effects of road proximity on pollinator visitation and reproductive success of Ipomopsis aggregate.
article
Floral scent in natural hybrids of <i>Ipomopsis</i> (Polemoniaceae) and their two parental species
student_paper
Floral visitation determined by phylogenetic distance in the plant communities of Gothic, CO.
student_paper
Frost Sensitivity of Subalpine Plants in the Colorado Rocky Mountains: The Effects of Seasonality, Water Content, and Phylogeny
thesis
Interactions Between Digenean Trematodes and Human Land Use, Nutrient Cycling, and Climate in Colorado
article
Nectar Yeasts in the Tall Larkspur <i>Delphinium barbeyi</i> (Ranunculaceae) and Effects on Components of Pollinator Foraging Behavior
thesis
Roles of pollinators, seed predators, and vertebrate herbivores in maintaining females in the gynodioecious <i>Polemonium foliosissimum</i>.
article
Selection of trait combinations through bee and fly visitation to flowers of <i>Polemonium foliosissimum</i>
article
Stimulation of flower nectar replenishment by removal: a survey of eleven animal-pollinated plant species
student_paper
The Impact of Primary and Secondary Robbing on Hummingbird Pollination.
student_paper
Behavioral response of Mountain White-Crowned Sparrows towards an interspecific competitor
article
Dose-dependent effects of nectar alkaloids in a montane plant-pollinator community
article
Flowering date of taxonomic families predicts phenological sensitivity to temperature: Implications for forecasting the effects of climate change on unstudied taxa
student_paper
How does altered phenology affect pollination and reproduction of <i>Delphinium nuttallianum</i>?
student_paper
Nectar dwelling yeasts and their effects on pollinator preference
article
Nonlinear flowering responses to climate: are species approaching their limits of phenological change?
article
Norditerpene alkaloid concentrations in tissues and floral rewards of larkspurs and impacts on pollinators
student_paper
Plasticity and changes in selection in response to changing precipitation regimes
student_paper
Spatial variation in bee abundance and diversity across southern Rocky Mountain habitats
student_paper
The effects of road dust on pollination and reproduction of the native wildflower species, <i>Delphinium nuttallianum</i>
student_paper
"With a little help from my friends": Phylogenetic distance as a predictor of floral visitation in the plant communities of Gothic, CO.
article
Asynchronous changes in phenology of migrating Broad-tailed Hummingbirds and their early season nectar resources
student_paper
Effects of floral diversity and density on fly (<i>Diptera:Bombyliidae and Syrphidae</i>) floral foraging fidelity in subalpine meadows
student_paper
How do riparian songbirds (Passerines) coexist? Effects of vegetative structural complexity on habitat selection in willow (<i>Salix</i> spp.)
student_paper
Investigating the impact of pollinator- and seed predator-mediated selection on floral traits in an <i>Ipomopsis aggregata</i> and <i>I. tenuituba</i> (Polemoniaceae) hybrid zone
student_paper
Single-visit pollination efficacy of <i>psithyrus insularism</i> and <i>megachile</i> on <i>chamerion augustifolium</i>
student_paper
The effects of floral traits on the behaviors of pollinators and pre-dispersal seed predators in a gynodioecious species, <i>Polemonium foliosissimum</i>.
student_paper
There's no place like home: Investigating the ideal nesting requirements of Megachilidae bees in the Rocky Mountains of Colorado
article
When resources don't rescue: flowering phenology and species interactions affect compensation to herbivory in <i>Ipomopsis aggregata</i>
article
Additive effects of herbivory, nectar robbing and seed predation on male and female fitness components of the host plant <i>Ipomopsis aggregata</i>
article
Emergence of a mid-season period of low floral resources in a montane meadow ecosystem associated with climate change
student_paper
Impacts of climate disruption on avian species in the southern Rocky Mountains: a retroanalysis of the Gothic breeding bird survey and pilot point count surveys at Rocky Mountain Biological Laboratory weather stations
student_paper
Patterns of sap-foraging on willows (<i>Salix spp.i</i>) by a keystone species: the Red-naped Sapsucker (<i>Sphyrapicus nuchalis</i>)
article
Pollinator exclusion devices permitting easy access to flowers of small herbaceous plants
article
Seasonal change in a pollinator community and the maintenance of style length variation in Mertensia fusiformis (Boraginaceae)
student_paper
The effects of climate change on plant traits and fruiting phenology of <i>Delphinium nuttallianum</i>.
student_paper
The effects of floral fragrance manipulations of <i>Ipomopsis aggregata</i> on the seed predator <i>Hylemya</i>
student_paper
The effects of phenology on <i>Delphinium nuttallianum</i>
student_paper
A study of correlational selection through floral manipulations of <i></i>Polemonium foliosissimum<i></i> (Polemoniaceae)
article
Beyond biomass: measuring the effects of community-level nitrogen enrichment on floral traits, pollinator visitation and plant reproduction
article
Changes in snowmelt date and summer precipitation affect the flowering phenology of <i>Erythronium grandiflorum</i> (Glacier Lily; Liliaceae)
article
Flowering phenology in subalpine meadows: does climate variation influence community co-flowering patterns?
article
Photosynthetic and growth responses of reciprocal hybrids to variation in water and nitrogen availability
thesis
Plant–Pollinator interactions in a changing climate
article
The effects of phenological mismatches on demography
student_paper
Willow branch selection by the red-naped sapsucker (<i>Sphyrapicus nuchalis</i>): The effects of branch characteristics on foraging behavior in Gothic, CO
article
A global test of the pollination syndrome hypothesis
student_paper
Bumblebee foraging on vertical inflorescences: optimal or not?
article
Ecology and evolution of plant-pollinator interactions
article
Effects of flowering plant density on pollinator visitation, pollen receipt, and seed production in <i>Delphinium barbeyi</i>
student_paper
Effects of nectar robbing on pollen deposition and hummingbird-pollinator behavior in <i>Ipomopsis aggregata</i>
article
Genetic and morphological patterns show variation in frequency of hybrids between <i>Ipomopsis</i> (Polemoneaceae) zones of sympatry
student_paper
Influence of patch area on bird species diversity in coniferous forests
student_paper
Is there a positive correlation between bee size and size parameters of the flowers the bees visit for pollen to provision their nests?
article
Nectar sugar limits larval growth of solitary bees (Hymenoptera: Megachilidae)
article
Realized tolerance to nectar robbing: compensation to floral enemies in <i>Ipomopsis aggregata</i>
thesis
Studies on the ecology of avian malaria in an alpine ecosystem
thesis
The effects of mine disturbance and contamination on pollination of subalpine wildflowers
article
The effects of nutrient addition on floral characters and pollination in two subalpine plants, <i>Ipomopsis aggregata</i> and <i>Linum lewisii</i>
article
The importance of interannual variation and bottom-up nitrogen enrichment for plant-pollinator networks
article
Variation in the impact of climate change on flowering phenology and abundance: an examination of two pairs of closely related wildflower species
student_paper
Water-use efficiency may influence the distribution of <i>Ipomopsis aggregata</i>, <i>I. tenuituba</i>, and their natural hybrids along an environmental gradient
thesis
Bottom-up effects of nutrient enrichment on plants, pollinators, and their interactions
article
Bridging the generation gap in plants: pollination, parental fecundity, and offspring demography
student_paper
Butterfly foraging behavior: can butterflies detect nectar in flowering plants?
student_paper
Climate Change is Causing A Decline in Bombus occidentalis by Reducing its Floral Resources
student_paper
Does road dust affect reproduction of <i>Delphinium nelsonii</i> and <i>Ipomopsis aggregata</i>
student_paper
Effect of Soil Metals on Pollination of Subalpine Wildflowers
article
Interactions between nectar robbers and seed predators mediated by a shared host plant, <i>Ipomopsis aggregata</i>
article
Lifetime fitness in two generations of <i>Ipomopsis</i> hybrids
article
Mechanisms of tolerance to floral larceny in two animal-pollinated wildflowers, <i>Polemonium viscosum</i> and <i>Ipomopsis aggregata</i>
article
Pollinator shifts and the origin and loss of plant species
student_paper
Pollinator-mediate selection in Ipomopsis aggregata: does correlational selection explain floral phenotypes?
thesis
Reciprocal benefits in a plant-pollinator mutualism
article
Constrained lability in floral evolution: counting convergent origins of hummingbird pollination in <i>Keckiella</i> and <i>Penstemon</i>
student_paper
Flower preference and constancy in four butterfly species
article
Leaf physiology reflects environmental differences and cytoplasmic background in <i>Ipomopsis</i> hybrids
article
Life-history consequences of vegetative damage in scarlet gilia, a monocarpic plant
student_paper
Pollination subsidies between wetland and dry meadow habitats
article
Predicting the effects of nectar robbing on plant reproduction: implications of pollen limitation and plant mating system
student_paper
The effects of water and phosphorus on floral traits and nectar production of <i>Ipomopsis aggregata</i>
article
Variation in pollinator preference between two <i>Ipomopsis</i> contact sites that differ in hybridization rate
article
Asymmetrical pollen success in Ipomopsis (Polemoniaceae) contact sites
article
Emergence cues of a mayfly in a high-altitude stream ecosystem: Potential response to climate change
article
Flight Performance and Competitive Displacement of Hummingbirds across Elevational Gradients
thesis
Floral larceny: Implications, resistance, and the potential for tolerance
student_paper
Hybridization and pollinator behavior in <i>Castilleja</i> (Orobanchaceae)
student_paper
Nectar robbing patterns in Ipomopsis aggregata and Linaria vulgaris
article
Resource value affects territorial defense by Broad-tailed and Rufous hummingbirds
article
Tactics for male reproductive success in plants: contrasting insights of sex allocation theory and pollen presentation theory
student_paper
The Effects of Soil Nitrogen Availability on Plant Reproduction and Solitary Bee Behavior
article
Ecophysiology of first and second generation hybrids in a natural plant hybrid zone
student_paper
Effects of Interspecific Pollen Transfer (IPT) in a Specialist and a Generalist Flower
article
Effects of nectar robbing on nectar dynamics and bumblebee foraging strategies in Linaria vulgaris
article
Inter-specific variation in avian responses to human disturbance
student_paper
Nectar robbing in Ipomopsis aggregata: does high nectar production confer tolerance?
article
Temporal and spatial variation in pollination of a montane herb: a seven-year study
student_paper
The effects of Castilleja miniata's parasitic relationship with Delphinium nuttallianum on pollinator visitation and pollination success
student_paper
The effects of the invasive plant <i>Linaria vulgaris</i> on native plant fitness and pollinator behavior
student_paper
the influence of red-naped sapsuckers on willow bird communities
article
'Anti-bee' and 'pro-bird' changes during the evolution of hummingbird pollination in Penstemon flowers
chapter
Adaptive speciation
student_paper
Avian Diversity in Aspen and Conifer Forests :
student_paper
DOES LINARIA VULGARIS, AN INVASIVE, INTERFERE WITH THE POLLINATION OF THE NATIVE SPECIES, POTENTILLA PULCHERRIMA?
article
Direct and indirect effects of pollinators and seed predators to selection on plant and floral traits
student_paper
Pollinator selection by floral traits and color in a hybrid zone of <i>Ipomopsis aggregata</i> and <i>I. tenuituba</i> (Polemoniaceae)
student_paper
Red-naped Sapsucker nest tree selection and effects on the willow breeding bird community
article
The dual role of floral traits: pollinator attraction and plant defense
thesis
The ecology of pollination and nectar robbing in Linaria vulgaris in the Colorado Rocky Mountains
thesis
The structure of plant-pollinator interactions in montane meadow environments
article
Behavioral responses of yellow-bellied marmots to birds and mammals
article
Changes in flowering and abundance of <i>Delphinium nuttallianum</i> (Ranunculaceae) in response to a subalpine climate warming experiment
student_paper
Comparing pollen presentation in bee and hummingbird pollinated penstemons
thesis
Effects of resource value on broad-tailed and rufous hummingbird behavior
article
Impact of nectar robbing on estimates of pollen flow: conceptual predictions and emperical outcomes
article
Linking pollinator visitation rate and pollen receipt
article
Pollen transfer by hummingbirds and bumblebees, and divergence of pollination modes in <i>Penstemon</i>
article
Quality of food source affects female visitation and display rates of male Broad-tailed Hummingbirds
article
Reproductive isolation and hybrid pollen disadvantage in <i>Ipomopsis</i>
article
Rescue of stranded pollen grains by secondary transfer
article
Subalpine meadow flowering phenology responses to climate change: integrating experimental and gradient methods
article
Dynamic nectar replenishment in flowers of <i>Penstemon</i> (Scrophulariaceae)
article
Predicting patterns of mating and potential hybridization from pollinator behavior
student_paper
The effects of ungulate herbivory and nutrient variation on pollen reciept in Ipomopsis aggregata
article
Variation in nectar robbing over time, space, and species
article
Volatile production by the buds and corollas of two sympatric, confamial plants, Ipomopsis aggregata and Polemonium foliosissimum
article
Pollination, breeding system, and genetic structure in two sympatric <i>Delphinium</i> (Ranunculaceae) species
article
Tests of pre- and postpollination barriers to hybridization between sympatric species of <i>Ipomopsis</i> (Polemoniaceae)
article
The impact of floral larceny on individuals, populations, and communities
article
Are nectar robbers cheaters or mutualists?
article
Consequences of nectar robbing for realized male function in a hummingbird-pollinated plant
thesis
Effects of nectar-robbing bumblebees on hummingbird-pollinator behavior and plant reproductive success in <i>Ipomopsis aggregata</i> (Polemoniaceae)
article
Hummingbird avoidance of nectar-robbed plants: spatial location or visual cues
article
Pollen presentation and pollination syndromes, with special reference to <i>Penstemon</i>
article
Reproductive biology of a North American subalpine plant: <i>Corydalis caseana</i> A. Gray ssp. <i>brandegei</i> (S. Watson) G. B. Ownbey
thesis
Effect of competition for pollination on the ecology and evolution of a hummingbird-pollinated plant, <i>Ipomopsis aggregata</i>
article
Effects of Local Density on Pollination and Reproduction in <i>Delphinium nuttallianum</i> and <i>Aconitum columbianum</i> (Ranunculaceae)
article
Hummingbird foraging at experimental patches of flowers: evidence for weak risk-aversion
article
Multiple paternity in fruits of <i>Ipomopsis aggregata</i> (Polemoniaceae)
article
Nectar Robbing in <i>Ipomopsis aggregata</i>: Effects on Pollinator Behavior and Plant Fitness
article
Analysis of pollinator foraging: tests for non-random behavior
article
Analyzing pollinator-mediated selection in a plant hybrid zone: hummingbird visitation patterns on three spatial scales
article
Effects of experimental manipulation of inflorescence size on pollination and pre-dispersal seed predation in the hummingbird-pollinated plant <i>Ipomopsis aggregata</i>
article
Hummingbird behavior and mechanisms of selection on flower color in <i>Ipomopsis</i>
article
Why red flowers are not invisible to bees
article
Evolution of floral traits in a hermaphroditic plant: field measurements of heritabilities and genetic correlations
article
Mechanisms of hummingbird-mediated selection for flower width in <i>Ipomopsis aggregata</i>
article
Size and abundance: breeding population density of the Calliope Hummingbird
student_paper
Foraging site preferences of rufous and broad-tailed hummingbirds
article
When do hummingbirds use torpor in nature?
article
Double keystone bird in a keystone species complex
article
Hummingbird of the mountains
article
Hypothesis concerning the causes of the disappearance of boreal toads from the mountains of Colorado
article
Migration of rufous hummingbirds
article
Oviposition choices by a pre-dispersal seed predator (Hylemya sp.). I. Correspondence with hummingbird pollinators and the role of plant size, density, and floral morphology
article
Testing evolutionary and ecological hypotheses using path analysis and structural equation modelling
article
The spatial scale of genetic differentiation in a hummingbird-pollinated plant: comparison with models of isolation by distance
article
Ventilatory and metabolic dynamics during entry into and arousal from torpor in Selasphorus hummingbirds
article
A profile of persistence: territorial hummingbirds
student_paper
Abilities of hummingbirds to discern nectar quality from feeders
thesis
Adaptive nature of floral nectar production rate for the hummingbird-pollinated plant <i>Ipomopsis aggregata</i>
article
Effects of floral traits on sequential components of fitness in Ipomopsis aggregata
article
Effects of snowpack on the timing and abundance of flowering in Delphinium nelsonii: implications for climate change
article
Reproductive costs of self-pollination in Ipomopsis aggregata: are ovules usurped?
article
The effect of floral abundance on feeder censuses of hummingbird populations
article
Nectar standing crops in Delphinium nelsonii flowers: spatial autocorrelation among plants?
article
Pollination efficiency and effectiveness of bumblebees and hummingbirds visiting Delphinium nelsonii
article
The hummingbird's restraint: a natural model for weight control
article
Implications of recapture data for migration of the rufous hummingbird (Selasphorus rufus) in the Rocky Mountains
article
Inflorescence size: test of the male function hypothesis
article
Measurements of selection in a hermaphroditic plant: variation in male and female pollination success
article
Optimal outcrossing in Ipomopsis aggregata: seed set and offspring fitness
student_paper
Changes in broad-tailed hummingbird (<i>Selasphorus platycercus</i>) behavior after rufous hummingbird (<i>S. rufous</i>) migration through the Gothic Area, Gunnison County, Colorado
article
Southbound through Colorado: migration of rufous hummingbirds
article
Spatial genetic heterogeneity in a population of the montane perennial plant Delphinium nelsonii
article
The osmoregulatory consequences of nectarivory and frugivory in hummingbirds and other species.
article
Bumblebee foraging at a "hummingbird" flower: reward economics and floral choice
article
The comparative biology of longevity and lifetime energetics
article
The effect of Delphinium nelsonii pollen on seed set in Ipomopsis aggregata, a competitor for hummingbird pollination
article
Migration and population dynamics of hummingbirds
student_paper
The optimal sugar concentraion for hummingbirds - dependence on energy intake rates
article
Nectar feeding, diuresis, and electrolyte replacement of hummingbirds
article
Roles of the wing whistle in the territorial behaviour of male broadtailed hummingbirds (Selasphorus platycercus)
article
Site-fidelity, longevity, and population dynamics of broadtailed hummingbirds: a ten-year study
article
The pollination ecology of Aquilegia micrantha (Ranunculaceae) in Colorado
student_paper
Directional foraging in hummingbirds
article
Experimental studies of pollen carryover: hummingbirds and Ipomopsis aggregata
student_paper
Foraging behavior of bumblebees and hummingbirds
student_paper
Interactions of rufous hummingbirds (<i>Selasphorus rufus</i>) and broad-tailed hummingbirds (<i>Selasphorus platycercus</i>)
article
Local geographic distributions of bumblebees near Crested Butte, Colorado: competition and community structure
article
Some energetic aspects of behavior in a montane hummingbird nesting habitat
article
Heat exchange of nesting hummingbirds in the Rocky Mountains
article
Hummingbird foraging on artificial inflorescences
student_paper
Nectar preferences in hummingbirds
article
Optimal foraging in hummingbirds: rule of movement between inflorescences
article
Optimal nectar production in a hummingbird pollinated plant
article
Why hummingbirds hover and honeyeaters perch
student_paper
A behavioral study of male territoriality of broad-tailed hummingbirds (<i>Selasphorus platycercus</i>)
article
On the temperature-dependency of optimal nectar concentrations for birds
article
Competition for hummingbird pollination and sequential flowering in two Colorado wildflowers
article
Optimal foraging in hummingbirds: testing the marginal value theorem
article
The pollination ecology of Aquilegia elegantula and A. caerulea (Ranunculaceae) in Colorado
article
Implications of recaptures of broad-tailed hummingbirds banded in Colorado
article
Implications of recaptures of broad-tailed hummingbirds banded in Colorado
article
Energy crisis of the hummingbird
article
Food supply and nest timing of broad-tailed hummingbirds in the Rocky Mountains
student_paper
A project on a female broad-tailed hummingbird exhibiting territorial defence and coexistence with a different species, robins through habituation
article
Daylength and the hummingbird's use of time
article
Possible impairment of nest-building of hummingbirds by acetate leg tags
article
Why don't more hummingbird-pollinated flowers have dark-colored pollen?
article
Strategies of nesting in a high-altitude temperate hummingbird
article
An estimate of the heat balance of a nesting hummingbird in a chilling climate
student_paper
Hummingbird time-energy budget
article
Hypothermia of broadtailed hummingbirds during incubation in nature with ecological correlations
article
Microhabitat selection during nesting of hummingbirds in the Rocky Mountains
article
The Timing of maternal behavior of the broad-tailed hummingbird preceding nest failure
article
Piracy of nesting materials from and by the broadtailed hummingbird
article
Additional evidence of Rivoli's Hummingbird in Colorado
article
Territorial behavior in fall migrant rufous hummingbirds
student_paper
Rufous hummingbirds: feeding requirements & general management
Documents (8)
technical report
Biologically Significant Areas in Gunnison County Colorado
technical report
Colorado's Wildlife Company: Tales of Winter
technical report
Prospects The Rocky Mountain Biological Laboratory at Gothic
environmental assessment
Sheep Grazing above Timberline in the San Juan National Forest
news article
Sierra the Sierra Club Bulletin
technical report
Solar Design
news article
The Uncompahgre News Sierra Club
environmental assessment