Blue whales are not only the largest animal on earth today but the largest known animal ever to have lived on earth. The largest blue whale ever recorded weighed over 199 tons. Even average-sized blue ...

The Southern Ocean encircling Antarctica is the world’s largest feeding ground for baleen whales — species like humpbacks that filter tiny organisms from seawater for food. In the 20th century, ...

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, ...