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 ...

Everyone knows that animals come in all shapes and sizes, and millions of years ago, some of those animals were absolutely enormous. Today, if you look across the land of North America, the biggest ...

Some nights, when I should be doing something sensible or useful, I end up looking at pictures of blue whales and feeling very, very tiny. We talk a lot about the megafauna that are gone – mammoths, ...