A giant ocean predator that terrorised the seas during the time of the dinosaurs may have also hunted in rivers, a tooth ...
Scientists say 40ft prehistoric sea monster may also have terrorised rivers - The mosasaur may have occupied a similar niche ...
Interesting Engineering on MSN
Bus-sized sea reptile roamed North Dakota rivers about 66 million years ago
Some 66 million years ago, a city bus-sized terrifying predator prowled a prehistoric river in what is now North Dakota. This ...
The now-extinct sea cow species, Salwasiren qatarensis, was discovered thanks to an examination of 21-million-year-old ...
The bonebed contains the 21-million-year-old remains of sea cows, sharks, barracuda-like fish, prehistoric dolphins and sea ...
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