The unexplained behavior has resulted in more than 700 cases of killer whales attacking and damaging boats.
In New Zealand, Indigenous leaders recently signed a remarkable new treaty to recognize whales as legal 'persons'.
Sailors off the Iberian coast have been attempting to find ways to protect their boats from being attacked by killer whales.
A wildlife photographer recently captured the moment a whale's blowhole spray produced a spectacular rainbow.
Scientists have linked the brain size of cetaceans to the 'human-like' nature of their social behaviors.
The ancestors of today's blue whales were deadly predators with rows of large, razor-sharp teeth.
They may be giants of the deep today, but blue whales only gained their huge size 2-3 million years ago.
In a peculiar change to their normal behavior, humpback whales have been seen congregating en masse.
Three elusive True's beaked whales have been captured on camera during an expedition to the Azores.
Volunteers have been struggling to refloat hundreds of whales after two consecutive mass strandings.
Researchers have managed to record the first ever footage of one of the world's most elusive whales.
Scientists have identified the genes that enable these aquatic mammals to live in excess of 200 years.
Researchers seeking the lake's famous monster have found evidence that beluga whales may be living there.
The disappearance of the world's biggest shark may have enabled whales to grow to huge sizes.
A conservation success story off the coast of California has seen blue whales thriving in recent years.
The remains of at least three whales have mysteriously washed up on different beaches across Ghana.
The pygmy whale is the last living relative of a group of whales that died out millions of years ago.
A group of marine biologists have developed a new tool that can detect and identify the sounds made by individual whales...
It has been revealed that Killer whales visit their own type of social clubs much the same way as humans do with congreg...