A massive prehistoric shark ... The bluntnose sixgill is one of the largest deep-sea sharks, with mature specimens reaching lengths of up to 20 feet (6.1 m) and weights exceeding 1,000 kilograms.

A deep sea creature known for living hundreds of meters below the water's surface in the darkness of the deep ocean was photographed in broad daylight last week — in what researchers are saying may be ...

But was this apex predator simply a beefed-up great white shark, and is it still lurking in the dark depths ... pioneering work of the Museum's marine scientists. But are you a deep-sea enthusiast?

Two underwater sea lilies were eaten and regurgitated around 66 million years ago. They were preserved as fossilized vomit.

While Tyrannosaurus rex prowled the world above the oceans, gorging on other dinosaurs, sharks patrolled the oceans, eating sea lilies and disgorging. Professor Milan says it tells us something about ...

Prehistoric 'living fossil' sharks such as ... Revealing in detail the previously unknown behaviour of deep sea sharks, the film unravels another of the intriguing mysteries of our planet's ...

The sparkling blue waters of the Mediterranean Sea are home ... of Sicily these prehistoric animals have been witnessed rising to just 40 metres depth. The reason for these sharks reaching such ...

which lowered sea temperatures, restricting prey numbers. Megalodon may be the most well-known prehistoric shark, but it is far from the only one. Sharks have been around for more than 400 ...

There are a lot of things about the goblin shark (Mitsukurina owstoni) that scientists don't know as these deep-sea sharks ... fish" or a "prehistoric vampire of the sea," this parasitic, jawless ...