Five families of orcas joined forces to hunt down and feed on a blue whale, the largest creature on the planet, in what was an extremely rare sighting off Australia. More than 60 orcas worked together ...

Blue whales making an unusual winter appearance. Humpacks sticking around for months, a pair lunging out of the water in sync with one another in a video making a virtual splash. And thousands of ...

A blue whale calf with its mother near the coast of island Pico (Azores)© tane-mahuta/iStock / Getty Images Plus via Getty Images “The blue whale is the largest and loudest animal on Earth.” The blue ...

Blue whale sightings off southern Africa suggest the species may slowly be recovering after decades of commercial whaling.

Whale biologist Carrie Newell spotted four blue whales feeding about 3 to 4 miles offshore from Depoe Bay, Oregon on June 27 — an exceptionally rare event in the state’s coastal waters. Newell, ...