bar-headed

Image of bar headed geese in flight from John Downer/Nature Picture Library/Corbis I listened to a really interesting story on NPR this morning about new discoveries regarding the flight patterns of bar-headed geese. These birds are known for their incredible ability to fly over the Himalayas on their annual migration to central Asia. Until now, it was often assumed that the birds reached a specific altitude and then simply maintained it for the duration of their migratory route. A new study published on Thursday in Science questioned this assumption. Dr. Doug Altshuler (Zoologist,…