Step into a prehistoric world with this fascinating look at the Devonian Period, about 400 million years ago. Discover giant plants, early forests, and bizarre aquatic life that defined this alien yet ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of Late Devonian animals. An illustration of Late Devonian animals swimming in the water. About 350 million years ...

One of the best-documented evolutionary transitions is the appearance of tetrapods, the four-limbed vertebrates that now dominate the land. A large series of “fishapod” fossils have been discovered ...

Flinders University researchers have taken a revealing look inside the head of one of the first animals to crawl from the water to live on land more than 380 million years ago. Using high-tech neutron ...

On an expedition to Greenland in 1987, this University of Cambridge paleontologist unearthed remains of a creature from the Devonian Period (408-360 million years ago) that skulked around swamps on ...

Thirty years after 4,000 pristine fish fossils dating back 360 million years were discovered in regional NSW, a retired doctor is reopening the dig in the hope of finding the first animals to walk on ...

This question originally appeared on Quora. Answer by James Pitt, human evolution biology undergrad at Harvard University: Note: The Devonian period lasted from about 420 million years ago until about ...