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A crocodile more than 22 feet long that ripped prey to death and another huge croc that sucked prey to its doom were at the top of the European marine food chain 150 million years ago, a new study finds.
The enormous prehistoric crocodiles, Plesiosuchus and Dakosaurus, were such ravenous carnivores that their methods have been compared to today's killer whales and a famous, iconic, meat-loving dinosaur.