Little is known about why the woolly rhinoceros went extinct around 14,000 years ago. Scientists have found clues in an unusual source: the frozen remains of an ice age wolf.

John Hume, the South African who bred the world’s biggest rhino herd, has been arrested on charges of smuggling of the endangered animals’ horns. Hume was charged on Tuesday, his daughter-in-law Tammy ...

Paraceratherium was a hornless rhino relative that dwarfed every land mammal alive today. Standing nearly five meters tall at the shoulder and weighing up to 20 tons, it may have been the largest ...