Thursday, March 12, 2020

White-Winged Crossbills at Work: How They Feed

Environmental & Science Education
Biological Evolution
Edward Hessler

In this video (2m 41s) from the Cornell Laboratory of Ornithology you can take an up-close look at the remarkable physical adaptations and behaviors White-winged Crossbills use to retrieve seeds hidden inside tightly closed spruce cones.

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