Discokeryx xiezhi Deinosuchus Tylosaurus had four well-developed fins

Tylosaurus had four well-developed fins that acted as oars for swimming in the sea

The Baryonyx holds the fish in its mouth for a few seconds

Mixotoxodon larensis is a genus of extinct notoungulate mammals of the family Toxodontidae that inhabited America during the Pleistocene

siendo las más conocidas Dinocrocuta gigantea y Dinocrocuta brevirostris

con sus movimientos ágiles y su naturaleza predadora

Discokeryx xiezhi Deinosuchus Tylosaurus had four well-developed finsDiscokeryx is an extinct genus of artiodactyls, a relative of modern day giraffes and okapis. He lived during the early Miocene. Its fossil remains have been found in the Halamagai Formation of northern China. Discokeryx had a thick boned skull, topped by a disc shaped headdress, cervical vertebrae with thickened centers, and the most complicated head and neck joints of any known mammal at the time of its discovery. They are adaptations for head