One of South America’s least known and most threatened seabirds—frequently tangled in fishing nets and now facing warming ...

One of South America’s least known and most threatened seabirds—frequently tangled in fishing nets and now facing warming waters and deadly flu—is in accelerating collapse, but ...

A new analysis reveals that songbirds across the world mix and match the same whistles, trills, and other acoustic motifs to create their diverse tunes.

It’s no secret that shrikes are formidable predators. The grayscale songbirds of the open country might look as harmless as mockingbirds, but these black-masked “butcherbirds,” as they’re known, pack ...

Raptors are on the move. Now is a great time to get out and see the birds of prey as they migrate south for the winter (click here for a list of 10 awesome places to watch the spectacle). Seeing the ...

It’s hard to imagine what a mourning bird would look like. But forced to guess, I would say the footage of two female Emperor Penguins huddled around a lifeless chick in BBC’s series “Penguins-Spy in ...

Cowboys sometimes called these owls 'howdy birds,' because they seemed to nod in greeting from the entrances to their burrows in prairie-dog towns. Colorful fiction once held that owls, prairie-dogs, ...

Named for its ringing kis-ka-dee calls, this bird seems to break the rules for the flycatcher family. Besides flying out to catch insects in the air, it also grabs lizards from tree trunks, eats many ...

In leafy woodlands of the East, the Rose-breasted Grosbeak often stays out of sight among the treetops. However, its song -- rich whistled phrases, like an improved version of the American Robin's ...

The white-cheeked geese of North America were long considered to make up just one highly variable species, Canada Goose. It was not until 2004 that four of the smallest forms were formally recognized ...

Brought in from Europe as an ornamental addition to parks and estates, the Mute Swan has become naturalized in some parts of North America, mainly in the northeast. Not really 'mute'; its voice is ...

Until the 1970s, the Boat-tailed Grackle was considered to be the same species as the Great-tailed Grackle, but the two forms overlap on the coasts of Texas and Louisiana without interbreeding. The ...