海量图书期刊资源,随时随地畅享阅读乐趣
American Robin Defends Fruit Resource against Cedar Waxwings (Petirojo (Turdus migratorius) defiende recursos alimenticios de un Bombycilla cedrorum)Mary A. J. Pietz and Pamela J. Pietz · Journal of Field Ornithology · 1987
Skua and Penguin: Predator and Preyby Euan YoungReview by: Pamela J. Pietz · The Auk · 1995
Parental Nest Defense on Videotape: More reality than "Myth"Pamela J. Pietz and Diane A. Granfors · The Auk · 2005
Effects of Predator Exclosure Design on Duck Brood MovementsPamela J. Pietz and Gary L. Krapu · Wildlife Society Bulletin · 1994
Feeding and Nesting Ecology of Sympatric South Polar and Brown SkuasPamela J. Pietz · The Auk · 1987
Effects of Harness Transmitters on Behavior and Reproduction of Wild MallardsPamela J. Pietz, Gary L. Krapu, Raymond J. Greenwood and John T. Lokemoen · The Journal of Wildlife Management · 1993
Feeding and Nesting Ecology of Sympatric South Polar and Brown SkuasPietz, Pamela J. · The Auk · 1987
Anatomical Variation and Avian AnatomyAndrew J. Berger · The Condor · 1956
The Metabolic Rate of Tropical BirdsC. J. Hails · The Condor · 1983
The Incubation Patch in TinamousRobert E. Bailey · The Condor · 1955
Species Concepts in OrnithologyMary C. McKitrick and Robert M. Zink · The Condor · 1988
Body Weights of Birds: A ReviewGeorge A. Clark, Jr. · The Condor · 1979
Biology of Marine BirdsSYDEMAN, WILLIAM J. · The Condor · 2003
Nest Site Selection in Mountain BluebirdsChristopher J. Herlugson · The Condor · 1981
Notes on Brazilian CracidaeHelmut Sick · The Condor · 1970