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

While fans of the movie and novel “Jaws” might envision an encounter with a 22-foot great white shark as being daunting, ...

While fans of the movie and novel “Jaws” might envision an encounter with a 22-foot great white shark as being daunting, ...

1:48 Shark teeth said to be millions of years old up for auction Sarah Jones, a curator at Jones auction house in Saint John, said the teeth are already drawing significant bids, some exceeding ...

Teeth from sharks and rays can be used to study their diet, but one of the biggest challenges in shark science is collecting ...

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 ...

(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 ...

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 ...

The fossilized remains of a newly discovered ancient shark species found in the depths of Kentucky’s Mammoth Cave National Park reveal not the sharp, pointy gnashers you’d associate with Hollywood’s ...

Rows of these teeth emerge from gum tissue, reminding her of stones set in a mosaic. In a first, researchers have recorded what could be a shark making deliberate sounds. A small shark from New ...

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 ...