WAMU 88.5 - American University Radio | The Mind Is Our Medium
Now Playing

Wise Old Whooping Cranes Keep Captive-Bred Fledglings On Track

A decade ago, cranes that had never before migrated followed the lead of an ultralight plane to learn the route south. Several generations later, old cranes are teaching young birds to navigate that same route. It's a clue that migration is a combination of nature and nurture, researchers say.