State of the Birds report found one-third of U.S. bird species are facing low population levels, declining trends or other ...

Scientists must journey to remote islands in the middle of the Bering Sea, braving uncertain conditions, to reach the ...

Birds on the property will be depopulated to prevent the spread of the disease. Birds from the flock will not enter the food ...

You'll get access to an ad-free website with a faster photo browser, the chance to claim free tickets to a host of events (including everything from Summerfest to the Milwaukee Film Festival), access ...

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

From outwitting predators to raising a family, speed can boost a bird’s chances of survival. Learn about the fastest bird ...

With the arrival of spring comes the return of migratory birds. Of New Hampshire's birds, 85% migrate. Some fly only to the ...

New research shows how small shifts in the molecular makeup of a virus can profoundly alter its fate. These shifts could turn a deadly pathogen into a harmless bug or supercharge a relatively benign ...

A number of rare and endangered bird species can be seen in Louisiana, if you know how to find them. Here are the species and ...

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

North America's smallest falcon, the American Kestrel (Falco sparverius), has declined across the continent since the 1970s, ...

Arrivals and departures are staggered over several weeks, but at peak stopover, it's one of the great sights of natural ...