These large, water-loving animals, native to sub-Saharan Africa, are the third-largest land mammals after elephants and rhinos. They can grow up to 16.5 feet in length and weigh between 1.5 and 5 tons ...

Around 50,000 years ago, North America was home to a diverse array of megafauna. Mammoths roamed the tundra, while towering ...

As darkness fell across a windmill farm in western India, a spiky creature emerged from some nearby rocks to hunt. Its “large ...

Perhaps the most puzzling question Jared Diamond encounters as he investigates animal domestication is: Why were no large mammals ever domesticated in tropical Africa? Africa, south of the Sahara ...