Could a tail have allowed ancient vertebrates to make the transition from water to land? Reporting in Science today, researchers from Georgia Institute of Technology, Carnegie Mellon University, ...

video: When early terrestrial animals began moving about on mud and sand 360 million years ago, the powerful tails they used as fish may have been more important than scientists previously realized.

Today your dog makes use of his tail for wagging, pointing and chasing in a circle. But tails do far more than that: 360 million years ago, they helped the first land-walkers make the fateful ...

Mudskippers, amphibious fish dwelling in mudflats from Africa to South America, possess unique adaptations enabling them to thrive on land. They breathe through their skin and mouth linings, move ...