The evolution of the shark is not what most people would expect. Instead of sharks evolving from a massive predator, the original creature was a small, leaf-shaped fish. This fish lacked eyes and fins ...

Add Yahoo as a preferred source to see more of our stories on Google. A great hammerhead shark's two eyes can be 3 feet apart on opposite sides of its skull. Ken Kiefer 2/Image Source via Getty Images ...

1. Introducing sharks, skates, rays, and chimaeras -- What are sharks and how are they classified -- How many kinds of sharks are there -- How did sharks get their name -- Where do shards live -- When ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. Why do hammerhead sharks have hammer-shaped ...