with a length of up to 2 meters in the thigh bones and a diameter of 90 centimeters in the forearm bones

Three Pteranodon

It was a giant predator that inhabited the ancient seas that covered much of what we know today as Europe

swimming gracefully in the crystal clear waters of an underwater reef

Discokeryx xiezhi Diplomoceras with a length of upDiscokeryx 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