Spring is in the air and that means one thing for ring-tailed lemurs: It’s time to get busy. For these bright-eyed primates, mating is concentrated during a few weeks each April — and now, researchers ...

Lemurs won’t take off an arm or cause a flesh wound. And the two youngest lemurs, which Mr. Miller and store manager Terry Zettek have raised from birth, are downright clingy. But there’s no denying ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Self-medicating animals are not new to the animal kingdom.