The U.S. Fish and Wildlife Service designated Little and Big Darby Creeks as critical habitats for two endangered mussel ...

A rare Antarctic fossil reveals how early fish lived and hunted just before animals began moving onto land 380 million years ...

A pending lawsuit challenges the U.S. Fish and Wildlife Service decision to deny Endangered Species Act protections for lake ...

The state Department of Transportation has sidestepped endangered species protections in 11 cases, according to public ...

At first, it looked like a clean hookup, but this fish is known for being one of the hardest to land for a reason. Its mouth is so tough that hooks don’t always hold, and every violent shake makes ...

A little-known but valuable species found in Kentucky rivers is on a "pathway toward extinction" without federal intervention ...

The state’s top transportation authority has been running afoul of Illinois’s wildlife regulators according to internal ...

Here’s a look at some of the most common snake species you can find in Pennsylvania.

The U.S. Fish and Wildlife Service has designated approximately 3,814 river miles as critical habitat for four endangered ...

Life Kraken? New fossil evidence reveals a prehistoric octopus that stretched nearly 20 metres long! These \"brainy\" giants ...

Fish, stingrays, sharks, starfish, and hundreds of other species on the Brazilian mainland and in its waters were assessed ...

A bureaucratic brawl inside the Illinois state government is putting some very small creatures at the center of a very big ...