Others are curved and can be used to hook prey, such as those of hooktooth sharks. The jaws of a Port Jackson shark. These sharks have small, grasping teeth at the front of the mouth and flat, ...

The image, taken during a recent OCEARCH expedition, shows the shark with its mouth open, revealing row after row of irregular teeth. The moment was captured with a barley underwater camera ...

Its gaping mouth has six rows of teeth in its upper jaw, and nine rows below, for a total of about 1,500 tiny, hooked teeth. The basking shark’s scientific name, Cetorhinus maximus, roughly ...

Just in time for summer, the megalodon—the ancient, city bus-sized shark known as the “Megatooth”—has reared its ravenous snout. While the oceans are now safe from the Megatooth, which went extinct an ...

A 52-foot, life-size model of a Carcharocles megalodon shark is now on ... her bronze back. Her mouth is open for visitors to glimpse three full rows of serrated teeth on her bottom jaw and ...

In order to tackle prey as large as whales, megalodon had to be able to open its mouth wide. It is estimated that its jaw would span 2.7 by 3.4 metres wide, easily big enough to swallow two adult ...

Our study was one of the first to date Florida coastal deposits using fossil shark teeth and a technique that looks at variations in ocean strontium. Strontium is a chemical element that occurs ...

Remarkably, fossil shark teeth are also incredibly abundant. Sharks ruled the earth's oceans for 400 million years, and every individual grows and sheds thousands of teeth in their lifetime.

Shark teeth' – officially known as persistent deciduous ... PDT can cause misaligned bite ('malocclusion'), which can cause ...