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 ...

Astyanax mexicanus cave fish have adapted to an incredibly tough environment: chilly, pitch-dark caves that flood about once a year, providing brief feasts separated by long periods of starvation.

The Fish and Wildlife Service says it needs more time to examine the science while considering protections for two species of small fish that live in an aquifer. Two species of blind cave-dwelling ...

We’ve found out why a Mexican cavefish has no eyes – and the surprising answer is likely to be seized upon by those who think the standard view of evolution needs revising. It was assumed that these ...

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, ...

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 ...

A living specimen of the new species, Sinocyclocheilus longicornus, in a laboratory tank. Lurking within the dark waters of Chinese caves is a bizarre fish species that has an uncanny resemblance with ...

Indiana has a rich biodiversity with thousands of species in unique habitats, but growth and development have changed some of those fragile ecosystems and threaten the wildlife they support. IndyStar ...