Mudskippers break the rules of fish biology by breathing through their skin, walking on their fins and thriving on land where water disappears twice a day.

Deserts reward preparation. Across the world, desert animals have developed ingenious and resourceful ways to conserve every drop of water they receive. Here's a look at ten animals that play the long ...

Most assume that cold water is deadly for fish. The truth is, nature has incredible exceptions. In polar oceans and snowy ...