W. A. Calder

Works: 40 total (40 publications, 0 datasets, 0 documents)

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Works (40)

All (40)Publications (40)

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Chapter

Ten years on an aspen branch

1992Natural History

Article

A profile of persistence: territorial hummingbirds

1991National Geographic Research and Exploration

Article

The effect of floral abundance on feeder censuses of hummingbird populations

1991CondorDOI: 10.2307/1368943Cited 39 times

Chapter

Genetic Effects on Aging, II

1990

Article

Implications of recapture data for migration of the rufous hummingbird (Selasphorus rufus) in the Rocky Mountains

1989Auk

Article

Southbound through Colorado: migration of rufous hummingbirds

1987National Geographic Research

Article

The osmoregulatory consequences of nectarivory and frugivory in hummingbirds and other species.

1986Proceedings of the XIX International Ornithology Congresss., Ottawa, Canada

Article

The comparative biology of longevity and lifetime energetics

1985Experimental GerontologyDOI: 10.1016/0531-5565(85)90033-6Cited 39 times

Article

Migration and population dynamics of hummingbirds

1984National Geographic Society Research Reports

Book

Size, Function and Life History

1984

Article

An allometric approach to population cycles of mammals

1983Journal of Theoretical BiologyDOI: 10.1016/0022-5193(83)90351-xCited 50 times

Article

Ecological scaling: mammals and birds

1983Annual Review of Ecology and SystematicsDOI: 10.1146/annurev.es.14.110183.001241Cited 105 times

Article

Nectar feeding, diuresis, and electrolyte replacement of hummingbirds

1983Physiological ZoologyDOI: 10.1086/physzool.56.3.30152597Cited 54 times

Article

Site-fidelity, longevity, and population dynamics of broadtailed hummingbirds: a ten-year study

1983Oecologia

Article

Sodium, potassium and chloride in floral nectars: energy-free contributions to refractive index and salt-balance

1983Ecology

Article

Birds of the Rocky Mountain Biological Laboratory and Vicinity

1982

Article

Some energetic aspects of behavior in a montane hummingbird nesting habitat

1982National Geographic Society Research Reports

Article

Heat exchange of nesting hummingbirds in the Rocky Mountains

1981National Geographic Society Research Reports

Article

Body Size,Physiological Time, and Longevity of Homeothermic Animals

1981Quarterly Review of Biology

Article

On the temperature-dependency of optimal nectar concentrations for birds

1979Journal of Theoretical BiologyDOI: 10.1016/0022-5193(79)90263-7Cited 55 times

Article

Energy crisis of the hummingbird

1976Natural History

Article

Energetics of small body size and high latitude: the rufous humming bird in Coastal Alaska

1976International Journal of Biometearology

Article

Daylength and the hummingbird's use of time

1975AukDOI: 10.2307/4084419Cited 18 times

Chapter

Perspectives in Biophysical Ecology

1975

Article

Possible impairment of nest-building of hummingbirds by acetate leg tags

1975CondorDOI: 10.2307/1366251Cited 5 times

Chapter

Avian Energetics

1974

Article

Microhabitat selection during nesting of hummingbirds in the Rocky Mountains

1973EcologyDOI: 10.2307/1934381Cited 115 times

Article

The Timing of maternal behavior of the broad-tailed hummingbird preceding nest failure

1973Wilson Bulletin

Article

Hypothermia of broadtailed hummingbirds during incubation in nature with ecological correlations

1973ScienceDOI: 10.1126/science.180.4087.751Cited 100 times

Article

An estimate of the heat balance of a nesting hummingbird in a chilling climate

1973Comparative Biochemistry and PhysiologyDOI: 10.1016/0300-9629(73)90419-2Cited 31 times

Article

Bird fauna of the vicinity of the Rocky Mountain Biological Laboratory

1973Colorado Field Ornithologist

Article

Piracy of nesting materials from and by the broadtailed hummingbird

1972CondorDOI: 10.2307/1365912Cited 1 times

Article

Juvenile boreal owl in Gunnison County, Colorado

1972Colorado Field Ornithologist

Article

Use of dipper nest by mountain bluebirds

1970Condor

W. A. Calder

Local Knowledge Graph (Top 40 entities)

Works (40)

Avian Incubation: Behavior, Environment, and Evolution

Gatherings of Angels: Migrating Birds and Their Ecology

When do hummingbirds use torpor in nature?

Hummingbird of the mountains

Migration of rufous hummingbirds

The Birds of North America, No. 53

Ten years on an aspen branch

A profile of persistence: territorial hummingbirds

The effect of floral abundance on feeder censuses of hummingbird populations

Genetic Effects on Aging, II

Implications of recapture data for migration of the rufous hummingbird (Selasphorus rufus) in the Rocky Mountains

Southbound through Colorado: migration of rufous hummingbirds

The osmoregulatory consequences of nectarivory and frugivory in hummingbirds and other species.

The comparative biology of longevity and lifetime energetics

Migration and population dynamics of hummingbirds

Size, Function and Life History

An allometric approach to population cycles of mammals

Ecological scaling: mammals and birds

Nectar feeding, diuresis, and electrolyte replacement of hummingbirds

Site-fidelity, longevity, and population dynamics of broadtailed hummingbirds: a ten-year study

Sodium, potassium and chloride in floral nectars: energy-free contributions to refractive index and salt-balance

Birds of the Rocky Mountain Biological Laboratory and Vicinity

Some energetic aspects of behavior in a montane hummingbird nesting habitat

Heat exchange of nesting hummingbirds in the Rocky Mountains

Body Size,Physiological Time, and Longevity of Homeothermic Animals

On the temperature-dependency of optimal nectar concentrations for birds

Energy crisis of the hummingbird

Energetics of small body size and high latitude: the rufous humming bird in Coastal Alaska

Daylength and the hummingbird's use of time

Perspectives in Biophysical Ecology

Possible impairment of nest-building of hummingbirds by acetate leg tags

Avian Energetics

Microhabitat selection during nesting of hummingbirds in the Rocky Mountains

The Timing of maternal behavior of the broad-tailed hummingbird preceding nest failure

Hypothermia of broadtailed hummingbirds during incubation in nature with ecological correlations

An estimate of the heat balance of a nesting hummingbird in a chilling climate

Bird fauna of the vicinity of the Rocky Mountain Biological Laboratory

Piracy of nesting materials from and by the broadtailed hummingbird

Juvenile boreal owl in Gunnison County, Colorado

Use of dipper nest by mountain bluebirds