Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the biggest animal that has ever existed. Whales can be found in every ocean, ...

The blue whale holds the title as the largest animal ever known to have lived on Earth. This video explores how big blue whales can grow, how they survive in the ocean, and what makes them such ...

“The blue whale is the largest and loudest animal on Earth.” The blue whale is the largest animal on Earth and likely the largest animal ever to have lived. While this ocean mammoth is dubbed “blue,” ...

The sound of the blue whale’s singing has decreased off the coast of California, frightening scientists who believe it is an indication of greater ecosystem danger. Scientists tracked the auditory ...

Whale watching charter owners said they couldn’t remember a time over the last decade when blue whales, the earth’s largest mammals, showed up this late off Southern California. In recent years, their ...

A humpback whale urinating near Hawaii. Credit: Lars Bejder/NOAA Scientists have long understood that microbes, zooplankton, and fish are vital sources of recycled nitrogen in coastal waters. But ...