With roughly 45 teeth, each up to 10cm long and 4cm wide, orcas are perfectly engineered for ripping and tearing prey. These ...

A study comparing the nutritional demands of killer whales with the caloric content of their prey has startling implications for the potential impact of these large predators on populations of other ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review spanning two decades has revealed a little-known, yet intriguing behavior.

Inner coast transient killer whale hunting close to a Steller sea lion haulout off the outer coast of Washington. New research has confirmed that West Coast transient killer whales who live between ...

The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations ...

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