The Endangered Species Act of 1973 created two distinct lists for protection. Species in imminent danger of extinction throughout all or most of their range were to be listed as “endangered,” and ...

The federal government has proposed listing the monarch butterfly as threatened under the Endangered Species Act, a step ...

The genome of a once-endangered songbird shows extensive signs of inbreeding, according to a new study by Penn State ...

The major U.S. Fish and Wildlife Service’s proposal would declare the iconic species as threatened, with federal scientists ...

After a decade of advocacy, the species could now qualify for federal protections under the Endangered Species Act.

Hellbenders are the largest salamanders in North America and can grow up to 29 inches, according to the U.S. Fish and Wildlife Service.

The United States is moving to grant federal protections to the monarch butterfly -- a once-common species recognizable by ...

The U.S. Fish and Wildlife Service wants to protect the iconic insect under the federal Endangered Species Act.

A judge has ordered federal wildlife officials to decide by Jan. 20 whether Yellowstone-area grizzly bears should be delisted from the Endangered Species Act.

The genome of a once-endangered songbird shows extensive signs of inbreeding, according to a new study by Penn State ...

Monarch butterflies, known for migrating thousands of miles (km) across North America, have experienced a decades-long U.S.

The U.S. Fish and Wildlife Service is proposing protection for the monarch butterfly and is encouraging the public to be part of its recovery. The wildlife service is seeking public ...