Archelon was a marine species that was distributed in what is now North America

Although fossils have been found in Oklahoma

but rather gliding from trees or elevated structures

Habitat and distribution: Prestosuchus inhabited areas close to bodies of water

Its morphology shows well-developed fins and a large

Protocetus atavus Dorudon Archelon was a marine speciesProtocetus 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