This video compares the sizes of the largest living animals with their extinct counterparts, revealing just how huge the latter were.

Wolves may belong to the canine family, but they are far larger and more formidable than your average dog, or even their ...

Paleoartist Roman Uchytel has created a gallery of size-comparison images that highlight the radical evolutionary journey that modern day animals have undergone when compared to their long-extinct ...

A neat new animation from Global Data has compared the sizes of 150 living and extinct animals. Measuring their length, the video includes tiny creatures like bees (1.2 centimeters/0.7 inches) all ...

Modern rodents range in size from pygmy mice weighing less than an ounce to stocky capybaras pushing 175 pounds. But even the largest capybara is a pipsqueak compared with some prehistoric rodents ...

Watch this video to uncover how scientists use great white shark teeth to estimate their size, and how they apply similar techniques to the extinct megalodon. Learn about the challenges of ...

The true size of a gigantic prehistoric megalodon shark that ruled the oceans millions of years ago has been revealed for the first time – and it had teeth as big as hands, and a fin as tall as ...

Researchers at Tel Aviv University, and the University of Naples, have examined the mass extinction of large animals over the past tens of thousands of years and found that extinct species had, on ...