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Articles on Bird flight

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A Cinnamon-Chested Bee-Eater is released after being ringed at the National Museum of Kenya. Luke Dray/Getty Images

3-D techniques shed light on what makes a bird’s lungs so efficient

An understanding of bird biology is the starting point for conservation efforts. 3-D reconstructions of biological structures greatly add to this understanding.
Geese fly day or night, depending on when conditions are best. sharply_done/E+ via Getty Images

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.

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