Have you ever wondered what the biggest land animal in history looked like, or which creature ruled the oceans as the largest of them all? Prehistoric giants often come to mind, but the story goes ...

The Nile crocodile is one of the most fearsome predators in the world, sitting at the top of the food chain within its habitat. But every so often a specimen pushes the dimensional boundaries of what ...

In the animal kingdom, the creatures with the biggest hearts – relative to their size – are often the tiniest among us.

Horses gain fame for many reasons: their beauty, speed, athletic ability, bravery, or, in the case of one horse – their ...

Due to its vast size — stretching from Canada and Greenland in the north, to Mexico in the south — North America contains a vast range of habitats. From land to sea, there are forests, mountains, ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. When we think about the scope of our world’s diversity, ...

Blue whale calves are the largest animal babies in the world, clocking in at a whopping 1360kg — almost the same size as a small car. They put on 90 kg a day by guzzling their mother's fatty milk.

The Quetzalcoatlus northropi was the largest flying animal that ever lived. The huge pterosaur existed during the Late ...