CHARLESTON, W.Va.— Following a petition and lawsuit by the Center for Biological Diversity, the U.S. Fish and Wildlife Service today designated 446 stream miles of critical habitat for the Big Sandy ...

The slenderclaw crayfish is just 1.5 inches long, with cream and orange mottling. Most of the crayfish’s habitat was flooded when the Tennessee River was dammed to create the 69,000-acre Lake ...