Meet the shellear fish from Congo, Africa: a tiny creature with extraordinary rock-climbing aspirations. Its existence was scientifically recorded for the first time, in a recent study. Hailed as ...

When saltwater fish long ago evolved to live in fresh water, many of them also evolved a more sophisticated hearing system, including middle ear bones similar to those in humans. Two-thirds of all ...

A tiny fossil fish from Alberta is forcing scientists to rethink a story that has sat quietly in textbooks for decades. It is a story about how freshwater fish rose to dominance, and how a few bones ...