fish

Where We Split From Sharks

June 13, 2012

Over 400 million years ago, fish went through an evolutionary divorce that would someday be very relevant to humans. The split produced the two major groups of fish we see in our world today: those with skeletons of bone, which make up the majority [Read more]

A Face Only a Biologist Could Love

July 25, 2011

In evolutionary biology today, it’s the ugly guys who get famous. But that hasn’t always been the case. When paleontologists were assembling a library of prehistoric life in the 19th century, they wanted to find the fossils they could [Read more]