A diver has shared remarkable footage of two giant whales coming to his rescue after an aggressive killer shark approached ...

HEARTSTOPPING footage shows the moment two giant whales move in to protect a diver from a bloodthirsty shark. Benoît Girodeau ...

New findings suggest the evolution and behavior of at least some baleen whales has been significantly shaped by fear of orca attack.

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the ...

Great rivers of whale pee make a remarkable contribution to Earth's cycling of nutrients, a new study reveals.

Sperm whales dive up to 3,000 feet (900 m) below the ocean's surface to hunt for giant squid and other deep-sea prey. Some toothed whales use only their teeth to capture and grab prey and swallow ...

HEARTSTOPPING footage shows the moment two giant whales move in to protect a diver from a bloodthirsty shark. Benoît Girodeau was diving off the coast of Mauritius when he was approached by an ...

Megalodon was likely a long, streamlined predator, not a bulky giant. Scientists compared its bones with modern sharks.

Scientists say they have the first recorded video evidence of narwhals using tusks not only to strike and manipulate fish ...

In some places, the underside of the sea ice looks like giant green clouds. These are the 'grass meadows' of Antarctica, made ...