The North Atlantic right whale is one of the world’s most endangered whales. Once common along the eastern U.S. seaboard, the whale was hunted to near-extinction by the 1750s. While no longer pursued ...

A sweeping look across southeastern California's Algodones Dunes betrays little but a wide expanse of rolling dunes and deep-blue desert sky. But just at and beneath the surface of the shifting sands, ...

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 ...

DESCRIPTION: Adult Hermes copper butterflies have a wingspan between one and 1.25 inches. Upperside forewings are brown with yellow, brown-spotted centers; upperside hindwings are also brown and have ...

The word jaguar comes from the South American Tupi and Guarani languages. A likely origin is the word yaguareté, meaning “true, fierce beast.” DESCRIPTION: The largest cat native to North America and ...

The Sonoyta mud turtle has evolved as an aquatic species in one of the driest parts of the Sonoran Desert. With webbed feet and an innate ability to swim, this turtle depends heavily on what little ...

Atrazine is one of the most commonly used herbicides in the United States: Approximately 80 million pounds of it are used across the country each year. It's a common contaminant of ground, surface and ...

An analysis of oil and gas pipeline safety in the United States reveals a troubling history of spills, contamination, injuries and deaths. This time-lapse video shows pipeline incidents from 1986 to ...

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 ...

Diamondback terrapins are the wild jewels of the Atlantic and Gulf coasts. With diamond-patterned shells and speckled skin, these stunning turtles are a keystone species in the salt marshes and ...

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 ...

At the Center for Biological Diversity, we believe that the welfare of human beings is deeply linked to nature — to the existence in our world of a vast diversity of wild animals and plants. Because ...