But was this apex predator simply a beefed-up great white shark, and is it still lurking in the dark ... these figures are based on tooth size. Megalodon teeth can reach 18 centimetres long. In fact, ...

The now-extinct megalodon shark may have been larger than first believed, reaching lengths of 80 feet (24.3 meters), according to a new study published in Palaeontologia Electronica last week.

Researchers nicknamed it the “chipmunk shark,” for its “chisel-like front teeth and crushing back teeth,” along with its small size, according to the news release. The teeth were collected ...

Fossilized shark teeth are some of the ... Because the exact positioning of these teeth in Megalodon’s mouth is unknown, estimating the size of both the bitten and biting individuals is difficult.