In Amboseli, Esau’s moment has arrived. As other males circle, he relies not on force, but skill and restraint -- while younger elephants watch and learn what it takes to mate.

Every winter, about 10,000 elephant seals make their way to California’s Año Nuevo State Park, to fight, mate and give birth ...

Humans are the only mammals that have hair on their heads but very little hair on the rest of their bodies. Three reasons humans have hair may be to protect our heads from the sun, to keep our heads ...

Feces, dung, poop: words that never fail to make a 12-year-old boy laugh. But they have no place in highly advanced scientific processes, right? Well, that’s where you’d be wrong. Researchers ...