In a new paper, researchers recorded bears in Alaska increasingly turning to eider and guillemot eggs and chicks as sea ice ...

Related to the typical falcons, but very different in shape and habits. The Crested Caracara is a strikingly patterned, broad-winged opportunist that often feeds on carrion. Aggressive, it may chase ...

This dark, long-bodied diving bird floats low in the water with its thin neck and bill raised; perches upright near water with wings half-spread to dry. The Double-Crested Cormorant (which rarely ...

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, ...

The Summer Tanager sings a languid song in southern woods, sounding like a lazy American Robin. Seeing the bird may require some patience, because it usually moves rather slowly in the treetops, often ...

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 ...

A common bird of western forests. Steller's Jay is most numerous in dense coniferous woods of the mountains and the northwest coast, where its dark colors blend in well in the shadows. Except when ...

Along quiet streams or shaded riverbanks, a lone Green Heron may flush ahead of the observer, crying 'kyow' as it flies up the creek. This small heron is solitary at most seasons and often somewhat ...

The Pied-billed Grebe is the most widespread grebe in the New World, and the most familiar in most temperate parts of North America. Far less sociable than most grebes, almost never in flocks, ...

If you've confused these two lookalikes before, you're not alone. Here's what the moths have in common with hummers, how they ...

The story of a gruesome half-owl, half-person that eats human hearts is so dreaded that few will even talk about it—as I ...

Located in Southwest Florida, Corkscrew Swamp Sanctuary is the gateway to the Western Everglades—part of one of the largest wetland systems in the world. These wetlands store rainwater, clean storm ...