How are scientists certain that Megalodon is extinct when approximately 95% of the world’s oceans remain unexplored?

Question

Would like to understand the scientific understanding that can be simply conveyed.

Thanks you.

In: 5134

Answer 1

A Megaladon would need to eat something really, really big – like whales.

We would see evidence of Megaladons feeding on large whales or sharks even if we never found one, sharks rarely ‘finish’ a meal.

They’re also big enough that they’d likely have washed up somewhere by now.