The largest of the true foxes, red foxes are also the most widespread, found across the entire northern hemisphere. But secretive Sierra Nevada red foxes — genetically and geographically distinct from ...

DESCRIPTION: The giant Palouse earthworm can reach three feet or more in length, has light-pink skin, and emits a unique, sweet fragrance. HABITAT: This species inhabits permanent or semipermanent ...

Wolves were once common along the West Coast, from the Olympic Peninsula of Washington state through Oregon to the far reaches of Southern California. As keystone predators wolves are vital for ...

The Center for Biological Diversity was founded beneath the ancient ponderosa pines of New Mexico's Gila wilderness, where Kierán Suckling, Peter Galvin, and Todd Schulke met while surveying owls for ...

Covering more than 25 million acres — about a fourth of California — the geologically diverse California Desert Conservation Area includes sand dunes, canyons, dry lakes, 90 mountain ranges, and 65 ...

With its cryptic coloration and flat body, the flat-tailed horned lizard is capable of disappearing on the desert floor. When a predator threatens, the lizard may run a short distance and then stop ...

Having collected the most recent census data from state and federal bald-eagle managers in each of the lower 48 states and the District of Columbia, the Center for Biological Diversity has determined ...

The spotted turtle's alluring features — its diminutive size, smooth black shell and dainty yellow speckles — have unfortunately contributed to its decline, since its charisma has made it a favorite ...

For every county in the United States, the map below shows information on all the animals and plants protected under the U.S. Endangered Species Act as threatened or endangered. To see the number of ...

Populations north and south of the Gila River are genetically distinct and will likely be separated into different species in the future. Meanwhile, recent genetic analysis indicates that the highly ...

The United States has an amazing and diverse array of native bees. Across the country live about 4,000 native bee species — most of which are solitary and nest in the ground — coming in nearly every ...

After Hurricane Andrew ripped through South Florida in 1992, the already-scarce Miami blue butterfly almost went extinct: No one recorded a single sighting for years. Finally, in 1999, a cheer went up ...