How Nature Works: White-winged Crossbill Feeding Technique

Take an up-close look at the remarkable physical adaptations White-winged Crossbills use to retrieve seeds hidden inside tightly closed spruce cones.

Check out All About Birds for more information on White-winged Crossbills: http://www.allaboutbirds.org/guide/white-winged_crossbill/id

Видео How Nature Works: White-winged Crossbill Feeding Technique канала Cornell Lab of Ornithology