Pachyderm, a term formerly used in biological classifications of the elephant, rhinoceros, hippopotamus, tapir, hyrax, and pig. The word, now used chiefly as a mock-scientific synonym for elephant, comes from the Greek for “thick-skinned.”The elephant is considered a pachyderm.
As its name ("even head") suggests, Homalocephale had a flat head unlike most pachycephalosaurs. It is known from limited but very good material. The single skull of Homalocephale is missing the front of the snout but is otherwise complete. Learn more about the Homocephale.
Wolf is a doglike mammal of the Northern Hemisphere. The wolf has a broad head with a long muzzle, slanted eyes is and erect ears.