Add Yahoo as a preferred source to see more of our stories on Google. Millions of years ago, a small, unremarkable fish called the Mexican tetra started swimming into the caves of eastern Mexico. In ...

Blind Mexican cavefish became active in light while surface fish reacted to darkness, revealing how evolution rewired brains.

Assumptions that may seem self-evident are not always accurate when it comes to the evolution of vertebrate brains. Researchers at the University of Bayreuth have now demonstrated this by examining ...

(Phys.org) —A team of researchers at Tel Aviv University in Israel has discovered a previously unknown navigational aid used by a species of blind fish. In their paper published in the Journal of ...

Blind cavefish whose eyes have withered away may not be so blind after all. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. Instead, a ...

While this scenario sounds apocalyptic for us, it's run-of-the-mill for blind Mexican cavefish (Astyanax mexicanus) as ...

Blind fish that spend their lives in dark, underwater caves have lost a huge chunk of their ability to hear, scientists report in the March 27 Biology Letters. Two of the fish species studied could ...

One small fish in Thailand could hold insights into the evolution of life on earth and how primitive ocean-dwellers developed into animals that could walk on land. Researchers from the New Jersey ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An international team of scientists has found a fish known to be among ...

Blind fish called the Mexican tetra use a language of clicking sounds to communicate and it turns out each group has a different accent. Every group of Mexican tetra fish speaks with a different ...

Millions of years ago, a small, unremarkable fish called the Mexican tetra started swimming into the caves of eastern Mexico. In the all-encompassing darkness of these limestone caverns, the tetras’ ...