This is the moment an orca was spotted for the first time hunting with Pacific white-sided dolphins near British Columbia, Canada. New research has found that killer whales tag-team with dolphins to ...

UNDATED (WKRC/CNN Newsource) - Scientists discovered that a pod of orcas have developed a new method for killing whale sharks, the world's largest fish. Scientists have believed that killer whales, or ...

A new marine predator has emerged that challenges the dominance of the mighty whale sharks in the ocean. These are the orcas, popularly known as killer whales. Killer whales typically eat marine ...

A large number of whales visiting the waters off New England included an uncommon sighting of an orca eating a tuna and an unusually large group of an endangered species of whale, scientists said. A ...

SEATTLE (AP) — Researchers carrying out unprecedented efforts to save an ailing young killer whale in the U.S. Northwest released live salmon into waters in front of the free-swimming orca but didn’t ...