The poison mimic frog, or Ranitomeya imitator, is one of the world's only known genetically monogamous frogs. Anton Sorokin / Alamy Stock Photo Monogamy, though not common in the animal kingdom, is a ...

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 ...

Most people who come across road kill don't see it as a data source -- but one environmental science professor is finding that there's a lot to learn from dead creatures on our roads and highways. To ...