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

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

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

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

Some tend to regard endangered or threatened species as exotic animals facing adversity in far-flung locales. But there could ...

If a new proposal is adopted, the insects would become the most commonly seen species to be the subject of federal protection ...

It’s a big day for insects. The U.S. Fish and Wildlife Service announced Tuesday that it is proposing the monarch butterfly ...

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 (USFWS) proposed protections for eastern hellbender salamanders under the Endangered ...

Marine invertebrates, however, don't often get the same attention — and researchers are working to change that. Giant clams ...

As NOAA Fisheries explains, “The Endangered Species Act of 1973 provides a framework to conserve and protect endangered and threatened species and their habitats both domestically and abroad.” ...

The incoming Trump administration and congressional Republicans are expected to revise Endangered Species Act regs and eye other changes. The incoming Trump administration and its emboldened ...