Stick to these tips: At Caspersen Beach, you can find a variety of shark teeth. Here are some common types: For a detailed identification guide, check out the Fossil Shark Teeth ID Guide.

But what did they evolve from, are they 'living fossils', and how did they survive five mass extinctions? Sharks belong to a group of creatures known as cartilaginous fishes, because most of their ...

Amateur fossil hunters ... confirmed the shark's identity and congratulated the "future paleontologist" on Facebook. "People should not get the impression that teeth like this one are common ...

A prehistoric food fight may have spelled the end for the megalodon, the largest shark that ever lived. A study of the ocean giant's fossil teeth suggests it had to compete for food with another ...

Mike relies on Jenni's expert knowledge to identify the fossils he comes across.(ABC News: Nathan Morris) "Based on the teeth in our collection I think there's at least two types of shark here ...