More than 170 species of North American wild birds were infected with bird flu. Here's what it means for your backyard bird ...

The massive annual spring migration of America's birds – millions of them – is underway. Here's how to follow along at home.

This species’ often confiding nature, distinctive plumage, pleasing song, and acceptance of human-dominated habitats make it one of the most beloved of North American birds. Polytypic.

But what has been the toll on wild birds? More than 170 species of North American wild birds – including ducks, geese, gulls, owls, eagles and others – have been infected with bird flu.

Bird flu has devastated poultry and dairy farms since it was first detected in North America in late 2021. But what has been ...