Butterfly fish feeding on a coral reef. The ability to bite food off hard surfaces, such as coral, evolved about 50 million years ago and led to the rapid formation of new species of fish on coral ...

A trade-off between tooth size and jaw mobility has restricted fish evolution, Nick Peoples at the University of California Davis, US, and colleagues report June 24 th in the open-access journal PLOS ...

Why are there so many species of coral reef fish? According to a new study, it's because about 50 million years ago, some ...

Editor's note: All opinions, columns and letters reflect the views of the individual writer and not necessarily those of the IDS or its staffers. We’ve all seen this poster in our middle school ...

When we think of the fish that inhabit the deep blue sea today, it’s easy to forget that they haven’t always been there. The ocean was once a much quieter place, populated mainly by smaller creatures, ...