Are Megalodon sharks back from extinction?

I wouldn't imagine they would last very long at all. Having been a naturally occurring extinction in the first place, my guess is that they are somehow unfit for the environment. Otherwise, they'd still be here. read more

Extinction. Orcas would be a major threat to them, but what would really kill them are the humans- humans love to kill and eat large animals and consume their food sources. We've already killed thousands of great white sharks-C. megalodon would meet a similar fate. Furthermore, it was a specialist in hunting whales. read more

Extinction means they are all gone, so they wouldn't be able to "come back". If there are a couple of them swimming around then they weren't extinct. For example - If I die, I would become extinct. In 1000 years, I would still be dead. read more

The megalodon shark (C. megalodon) is widely regarded as both the largest shark to have ever lived on Earth and one of the largest vertebrate predators in history. Megalodons roamed the seas from around 28 million years ago until ~1.6 million years ago, when they were wiped out during the Pleistocene extinction. read more