Biodiversity Heritage Library (Smithsonian Institution) · 1957 · 73 citations · 8 references
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
8
Birds of North and Middle America
Jus A · The American Naturalist · 1907 · 664 citations · Full text
Chenodeoxycholic Acid in Human Blood Serum
James B. Carey · Science · 1956 · 145 citations
The Metabolism of Hummingbirds
Oliver P. Pearson · Ornithological Applications · 1950 · 143 citations
Biology, Energy Metabolism, Fitness +12