海量图书期刊资源,随时随地畅享阅读乐趣
First Vermilion Flycatcher Specimen from MissouriDavid A. Easterla and Richard A. Anderson · The Auk · 1969
Foods of Le Conte's SparrowDavid A. Easterla · The Auk · 1962
Evidence of Pronghorn in MissouriDavid A. Easterla · Journal of Mammalogy · 1965
The Rock Wren in MissouriDavid A. Easterla and Ronald E. Ball · The Wilson Bulletin · 1973
The Snowy Plover in MissouriDavid A. Easterla · The Auk · 1969
Ruff Observed in MissouriDavid A. Easterla · The Wilson Bulletin · 1963
Terrestrial Home Site of Golden MouseDavid A. Easterla · American Midland Naturalist · 1968
Grasshopper Sparrow Wintering in Central MissouriDavid A. Easterla · The Wilson Bulletin · 1962
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