It was about the size of an ostrich, and it was a meat-eater. The tracks suggest it waded along the shoreline and swam offshore, perhaps to feed on fish or carrion. |
The swimming dinosaur had four limbs and it walked on its hind legs, which each had three toes. The tracks show how it became more buoyant as it waded into deeper water -- the full footprints gradually become half-footprints and then only claw marks. |