The Cretaceous Period witnessed a remarkable diversification of marine reptiles, among which plesiosaurs featured prominently. These secondarily aquatic reptiles adapted to a range of ecological ...

Add Yahoo as a preferred source to see more of our stories on Google. This illustration shows the washed-up carcass of a Ichthyotitan severnensis, a newly identified species of marine reptile that ...

Today’s marine giants—such as blue and humpback whales—routinely make massive migrations across the ocean to breed and give birth in waters where predators are scarce, with many congregating year ...