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. . | ...

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 Mexican tetra lives in freshwater streams and pools from Mexico up into the southern United States. But these fish also ...

Q: A friend told me some time ago of seeing blind cave fish in a Lanesborough cave. What is your opinion? T.C., Pittsfield A: My guess is that your friend saw some small fish that were swept into the ...

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 ...

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