The largest land mammal to ever live on Earth had unique features, combining the traits of both rhino and giraffe. The creature, now extinct, is known as Paraceratherium, according to IFLScience. They ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Long before humans walked the planet, a massive creature ruled the forests and open plains of ancient Eurasia. Paraceratherium, a hornless giant and a distant relative of today’s rhinoceroses, lived ...

Early in the new Ken Burns’ documentary “The American Buffalo,” a map depicting the national mammal’s native range dips down into Florida. While the state never had huge herds like out west, these ...

UC Santa Barbara researcher Susanne Meyer remembers when she went out to collect skin biopsy samples from free roaming blue whales in the Santa Barbara Channel. Standing with her teammates on the deck ...

Twenty-three million years ago, a giant carnivore larger than any modern-day lion or polar bear stalked sub-Saharan Africa, according to the fossils of a previously undiscovered species that spent ...