So again, I can't find any clear difference between what we know crocodiles do and what we suspect dinosaurs might have done, which is why it's hard to answer the question, Why did crocs survive?

Today's crocodilians are often said to be sur­vivors from the age of dinosaurs. That's true as far as it goes: Modern crocs have been around for some 80 million years. But they're only a small ...

This gives scientists an unprecedented opportunity to analyse the tissues of extinct dinosaurs. These findings came from research published in the scientific journal "Science". As scientists point ...

crocs that lost all their teeth and had beaks and crocs that walked only on two legs.” Steve set about creating a spreadsheet of dinosaur features such as differences in the bones and the skeletons.

So again, I can't find any clear difference between what we know crocodiles do and what we suspect dinosaurs might have done, which is why it's hard to answer the question, Why did crocs survive?