Add Yahoo as a preferred source to see more of our stories on Google. The blue whale holds the title as the largest animal ever known to have lived on Earth. This video explores how big blue whales ...

A global study finds that everyday boat traffic can disrupt ocean animals like whales, sharks, and sea turtles - even without collisions.

We often hear about the biggest animals that would easily tower over humans twice, thrice, and some even ten times. But how big, exactly, are they? Let’s take the blue whale, which is known as one of ...