An analysis of two theropod dinosaur fossils has shown that they had a type of carpal bone (pisiform) in their wrists—a bone ...

Amazonian giant centipede This 12-inch (30 cm) giant centipede (Scolopendra gigantea) from South America is the largest in ...

The new species was identified by its body size, texture, finger and toe shape, limb length and other subtle physical ...