NEW YORK — Scientists say they’ve found a “missing link” in the early evolution of seals and walruses — the skeleton of a web-footed, otter-like creature that was evolving away from a life on land.

The discovery, published today in the Proceedings of the Royal Society, radically changes scientists' understanding of how seal species evolved around the world. It came after researchers examined ...

So often when we think of our animal friends, we take it for granted that their species is a fixed, unchanging thing. Sometimes, it's worth taking another look at the fossil record. In a pair of ...

An international team of biologists has discovered a new species of extinct monk seal from the Southern Hemisphere -- describing it as the biggest breakthrough in seal evolution in 70 years. The ...