New research reveals that orcas around the island of Hokkaido can be split into two distinct forms, offering conservationists ...

Orcas, or killer whales, are deadly and beautiful apex predators. More than 90 charged over alleged Minnesota fraud Tatiana ...

The ocean is full of mighty hunters. Two of the most feared are the shark and the orca (killer whale). Sharks are ancient, solitary predators. They have rows of razor-sharp teeth, whereas orcas are ...

Cetaceans are among the most intelligent creatures in the ocean and many whales have used their big brains to develop cunning ...