Ocean's Giant The blue whale is a true marvel of the marine world. Known as the largest animal to ever exist on Earth, these ...

This is only the second time the species has been recorded while alive. “I thought it was A.I.,” says fish biologist Kory Evans.

When they are alarmed, these animals will show off the eponymous iridescent blue rings that cover their body and arms. But their adorably small size and Instagrammable appearance is deceptive: ...

Blue whales are not just the largest animals alive today, but the largest animals to ever live on Earth. They can stretch ...

From mammoth African elephants to giant whales, let's take a look at the 8 largest mammals that inhabit our planet.

Another study determined that blue whales in the Southern Ocean, via fecal plumes, increase primary production available to support fisheries by 240,000 (metric) tonnes of organic carbon (which all ...