Complete beginner's guide, with vertebrate and invertebrate fossil descriptions.

Fishes have a unique evolutionary history that stretches back in time more than 450 million years. They are incredibly ancient-older than the dinosaurs-and incl

One of the greatest mysteries in reconstructing the history of life on Earth has been the apparent absence of fossils dating back more than 550 million years. W

Describes the 1938 discovery of the coelacanth, a fish previously believed to be extinct, and subsequent research about it.

How do scientists learn about dinosaurs? They ask questions! How are fossils found? What do fossils tell us about dinosaurs? Did dinosaurs come from eggs? Join