From Massive Eyes to Shark-Like Tails, Seven Amazing Adaptations That Helped Prehistoric Reptiles Thrive at Sea
The creatures cruised the world’s oceans with features we often associate with marine mammals, such as coats of blubber and the ability to birth live young
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The creatures cruised the world’s oceans with features we often associate with marine mammals, such as coats of blubber and the ability to birth live young
