The Weird Truth About Shark Evolution

On this episode of the io9 show, we're all about the wonders of shark evolution — in fiction and real life. We have a heated debate about whether shark movies are science fiction or just monster movies. Then we talk to biologist and shark expert David Shiffman about how sharks evolved to be a vital part of our ecosystems. Plus, we share your stories about the weirdest shark encounters ever.


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Dr Emilio Lizardo

I am going to have to cite you for mentioning Deep Blue Sea without showing the best scene in any movie, ever.

For shame.