goldfish, Megalodon and Pennsylvania

Fossilized teeth of an ancient mega-shark has led us to understand Megalodon behavior a lot better. Here's what scientists ...
Scientists have discovered that the long-extinct megalodon, also known as the megatooth shark, had a body temperature 7 degrees Celsius warmer than the surrounding seawater. This information might ...
As one of the largest predators to have ever lived, megalodon captures people's imagination - and for good reason. But was this apex predator simply a beefed-up great white shark, and is it still ...
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