We look at the scale of the largest animals in Earth’s history, from prehistoric giants to modern species.

Quetzalcoatlus lived around 72 to 66 million years ago during the Late Cretaceous period, when it blocked out the sun with its 12 m (40 ft) wingspan. When it landed on the ground, it stood at a ...

Pinning down the most titanic of the large sauropod dinosaurs is not an easy task, since the odds were generally against the ...

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, ...

Once, a python named Medusa held the trophy of the largest captive snake alive, being 25 ft 2 in long. But only last year, an even bigger specimen was found. The snake was 26.2 ft long, and it was ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This voice experience is generated by AI. Learn more. This ...

When most people think of enormous animals, their mind probably jumps to giraffes or a grizzly bear. But the largest animals on Earth span a wide range of categories. Mammals comprise over 6,000 ...