Perched on a sunlit branch, a woodpecker listens to the silence of the forest before starting its rhythmic display. Each tap ...

The rhythmic drumming echoes through the forest as the great spotted woodpecker makes its presence known. Captured in its ...

Is it all in the hips? Scientists break down woodpeckers' head-hammering moves. Plus, what makes one ant a queen and another a worker?

Screech owls are around all year, too, and can sometimes be spotted sitting in a tree hole. Hear these small owls here: ...

For decades, scientists have known that only a few groups of birds—songbirds, parrots, and hummingbirds—can learn to produce ...

We may live without much thought of the complicated human-wrought infrastructure that makes our lives comfortable, convenient ...

This 2.5-mile trail through parts of the Hoosier National Forest provides path along streams, through woods and up ridges.

The country's first houses, railroads and boats relied on the strength of the ponderosa. More than 90% of its Southwestern ...

• Many plants have quiet explosions of white blossoms in cold weather. Coyote brush (Baccharis pilularis) produces white to ...

Saguaro Park in southeastern Arizona, near Tucson, offers a landscape unlike anything you’ll see elsewhere. The park hosts ...

While the Grand Canyon may be Arizona’s best-known national park, it’s not the only one worth a visit. With 22 National Park ...

An American wigeon, Anna’s hummingbirds, chickadees, coots, a double-crested cormorant and black-crowned night herons make ...