Blue whales are not only the largest animal on earth today but the largest known animal ever to have lived on earth. The ...

The whale, believed to have weighed 50 tonnes, opened its mouth to eat krill right in front of excited spectators. Produced by Claudia Romeo More from UK Tourists in Quebec got an almighty ...

Blue whales lunge through large swarms of krill with their mouths open, taking in more food in one mouthful than any other animal on Earth. Krill make up the vast majority of a blue whale's diet ...

SEATTLE — It's a good thing seals aren't on a humpback whale's menu. A photograph by a whale-watching naturalist captured a seemingly bewildered seal in the mouth of a humpback whale after the ...