Across the Northern Hemisphere, satellite tags and backyard observations are revealing a surprising pattern: some birds are not just drifting off course, they are consistently flying in the opposite ...

Add Yahoo as a preferred source to see more of our stories on Google. Migratory birds flying in the sky, leafless trees and bushes. Early morning sunrise. Amazing nature landscape.© ...

Avian influenza (bird flu) causes significant illness and mortality in both wild birds and domestic poultry. Bird movement patterns play an important role in the spatial spread of bird flu. New ...

Every year, nomadic Australian waterbirds fly vast distances to find food and the perfect nesting site. They have to be good at finding not just water, but the right kind of water. But across much of ...