How did the crocodile get its smile? The functions that give the reptile its signature wrinkled snout aren't quite the same as those responsible for the rest of its scales, with precise mechanical ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Nile crocodiles (Crocodylus niloticus) are one of Africa’s ...

Many animals get their external marking—like, feathers, hair or scales-from genetics. But it turns out, the crocodile gets its head patterns differently. Scientists normally explain the spectacular ...