To walk or to fly? How birds choose among foraging modes
We test the predictive value of the main energetic currencies used in foraging theory using starlings that choose between two foraging modes (walking versus flying). Walking is low-cost, low-yield, whereas flying is the opposite. We fixed experimentally, at 11 different values, the amount of flight...
| 格式: | Journal article |
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| 出版: |
Ecological Society of America
2001
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