Protocetus atavus Variant:Hand painted This suggests that Dreadnoughtus had

This suggests that Dreadnoughtus had large muscle mass and considerable strength in its limbs

Its main features were a horn over its nostrils and two minor bony crests located over its eyes

With a stocky build and strong limbs

showing that some of them looked more like modern birds

Protocetus atavus Variant:Hand painted This suggests that Dreadnoughtus hadProtocetus atavus is a species of primitive cetacean that belongs to the family Protocetidae, an ancestral branch of cetaceans that represents a transition between land mammals and modern cetaceans. This species lived during the Eocene, approximately 45 million years ago. Its name, Protocetus, reflects its position as an early ancestor of cetaceans. Physically, Protocetus atavus shared both terrestrial and aquatic characteristics. Although it already