by May Thacher Cooke
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The purpose of bird censuses and how to ...
Suggestions for bird field study
Report on bird censuses in the United St...
Spread of the European starling in North...
Some suggestions for bird field study
Flight speed of birds
Parent-offspring conflict and its resolu...
Age-dependent toxicity and comparative m...
Der Star
Zagadnienia biologii i ekologii szpaka (...
The European starling on his westward wa...