Learn more about a group of orcas in the Pacific Northwest that have been observed making and using tools to groom each other ...

The killer whales are using a kind of marine loofah to exfoliate. Rubbing the kelp between their bodies is a form of mutual grooming, and quite possibly, the first documented tool use for social ...

Orcas were spotted using kelp as a grooming tool on each other, the first known use of tools among cetaceans for something ...

A true titan of the ocean, the Blue Whale reigns as the largest and most powerful creature on Earth. With its immense size, reaching up to 98 feet in length and weighing over 400,000 pounds, the Blue ...

At the U.N. Ocean Conference, Tonga’s princess called for recognition of whales’ legal rights. The move is one of several rights of nature initiatives happening at the conference.

In a world full of bad news, there’s been good news in whale conservation. Many of the great whales are coming back. In fact, ...

As big as a large sperm whale at more than 17 meters (55.78 feet) long, the newly named Cymbospondylus youngorum is the largest animal yet discovered from that time period, on land or in the sea.

Researchers bring a SETI approach to the question of what—if anything—humpbacks’ underwater smoke rings might be trying to ...

Blue whales are one of nature’s most incredible creatures. They're not just the largest animals on Earth, but also ...

Other animals including some early humans, non-human primates, sea otters, elephants, and bird species are known to use ...

Significance of whale bubble rings . The whales showed no signs of fear, annoyance, or aggression during these events. Many lingered after producing the ring, possibly watching our reactions. One ...

A study recently published in the journal Marine Mammal Science unveiled a behavior exhibited by humpback whales: the ...