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 ...

In this episode, we rank the largest land mammals to have ever existed using estimated maximum weights, comparing each giant to modern animals to keep the scale clear. We travel from Australia’s ...

Paleontologists working in China have discovered a new species of giant rhino, the largest land mammal ever to have walked the earth. Giant rhino, Paraceratherium, were mainly found in Asia, according ...

Over the past 125,000 years, the average size of mammals on the Earth has shrunk. And humans are to blame. That's the conclusion of a new study of the fossil record by paleo-biologist Felisa Smith of ...

Each year, millions of straw-colored fruit bats descend on Kasanka National Park for a few months, and scientists are working to understand their mysterious journey Melissa Locker | Contributing ...

WASHINGTON -- They just needed some leg room: New research shows the great dinosaur die-off made way for mammals to explode in size -- some more massive than several elephants put together. The ...