LAS VEGAS (AP) — Federal protections could soon be extended to a rare Nevada fish that environmentalists say is “barely clinging to existence” because of rapid groundwater pumping in a remote region ...

A shimmering yellow-orange shark hauled from the Caribbean waters off Central America has forced scientists to rethink what ...

Williams recognized the extremely rare bilateral color variation, a mutation he had previously read about in lobsters and observed in an American redstart bird. The class brought the crayfish back to ...

While green isn’t an unusual color in nature, beautiful green animals are somewhat rare and exotic. Many green-colored animals, such as toads and various insects, have little to distinguish them ...