A "four-eyed" fish swims along the surface with eyes appearing both in and out of the water. New research explains how the fish simultaneously sees in these two very different environments. The ...

The unique eyes of the four-eyed fish Anableps anableps have long intrigued biologists. Key features associated with the bulging eye of Anableps include the expanded frontal bone and the duplicated ...

“Hey, four-eyes!” That playground taunt is more accurate when applied to Anableps anableps—a fish related to the guppy. It lives in the brackish waters of mangrove swamps in central and South America, ...

A "four-eyed" fish that sees simultaneously above and below the water line has offered up a dramatic example of how gene expression allows organisms to adapt to their environment. A "four-eyed" fish ...

What do fish think about what's above water? originally appeared on Quora: the knowledge sharing network where compelling questions are answered by people with unique insights. Answer by Ben Waggoner, ...

A number of anableps anableps at Living Coasts in Torquay, Devon, were seen exhibiting the unusual behaviour. Staff at the zoo, which is home to 38 of the fish, hope research will now be carried out ...

A "four-eyed" fish swims along the surface with eyes appearing both in and out of the water. New research explains how the fish simultaneously sees in these two very different environments. The ...