海量图书期刊资源,随时随地畅享阅读乐趣
Peregrine Falcon Eggs: Egg Size, Hatchling Sex, and Clutch Sex RatiosWilliam Burnham, Calvin Sandfort and James R. Belthoff · The Condor · 2003
Peregrine Falcon Eggs: Egg Size, Hatchling Sex, and Clutch Sex RatiosBurnham, William; Sandfort, Calvin; Belthoff, James R. · The Condor · 2003
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