The discovery of a golden scaleless fish in China is helping scientists understand how animals evolved to live in caves.

In eastern Mexico’s underground caverns and streams, a blind fish undergoes a peculiar adolescence: as it approaches maturity, taste buds begin to sprout under its chin and on top of its head, ...

BERLIN (AP) — A German man who goes diving underground for a hobby has discovered what scientists say is Europe's first known cave fish. Spelunker Joachim Kreiselmaier chanced upon the fish in August ...

The fish occur naturally in several forms adapted to living in caves; all are descendants of a surface-dwelling ancestor and vary from partially to completely blind. The cave-adapted fish also show a ...

The Mexican cave fish (code name: Astyanax mexicanus) isn't just blind and eyeless, it also has a shrunken brain. Exactly how it ended up that way is a bit of an ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The previously unknown Xingren golden-line fish appears to be still evolving for cave life. . | ...

A newly discovered golden cave fish in southwestern China is giving scientists an unprecedented look at evolution in action.