For starters, the great hammerhead shark has a hammer-shaped head, like its name implies, as well as triangular teeth with serrated edges, and concave rear margins on the pelvic fins. The great ...

Ever wonder why sharks have so many differently shaped teeth or why they keep regrowing throughout their lives? Dr. David ...

The shark’s distinctive teeth were identified as a new-to-science species during a Paleontological Resource Inventory at Mammoth Cave National Park in southern Kentucky this year. The inventory ...

That is why shark teeth are the most abundant vertebrate fossil material on the Earth and in the sea. Scalloped hammerhead on the reef. NOVA: Do sharks have to keep swimming to breathe?

This “chipmunk shark” packed quite a punch with its strange set of teeth. Its diet varied from shrimp to worms to hard-shelled brachiopods — generally crunchy things. The discovery ...

3. Come to the shark side… 4. Sharks that steal always mako like a bandit. 5. Go ahead and mako my day. 6. Jaw ready for this? 7. The hammerhead shark always nails it. 8. It’s your birthday ...

(Graham Thompson/CBC) A Saint John auction house has opened online bidding on a collection of megalodon shark teeth that are millions of years old. Sarah Jones, curator at Jones Auction House ...

More there’s something about Megalodon that grips the imagination like no other. Fossilized shark teeth are some of the most abundant remnants of prehistoric oceans, providing scientists with ...