Giant freshwater crayfish, longer and bulkier than today's species, roamed New Zealand 20 million years ago. They would have ...

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 ...

ST. LOUIS, Mo.— Following litigation by the Center for Biological Diversity, the U.S. Fish and Wildlife Service today protected the Big Creek and St. Francis River crayfish as threatened under the ...