Where Is That Bird Going With That Seed? It's Caching …
Apr 13, 2016 · Most chickadees and nuthatches cache food one by one in bark crevices and tree crotches, while corvids generally cache multiple seeds at once under ground. Gray Jays, however, are corvids that cache in trees. They use their saliva to form a bundle containing multiple food items and stick it to arboreal surfaces.
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