How do geese know how to fly south for the winter?

Geese honk loudly and point their bills toward the sky when they're ready to start the migration. Here's how they know it's time, how they navigate and how they conserve energy on the grueling trip.

Tom Langen, Professor of Biology, Clarkson University • conversation
Nov. 16, 2020 ~8 min

birds migration ornithology curious-kids curious-kids-us feathers migratory-birds bird-migration animal-navigation flying geese magnetic-compass drafting fall magnetic-north bird-flight

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