The general knowledge about fish is that water is their natural habitat, and they cannot survive without it. However, many unique fish species can survive for certain periods without water. Contents1.

A cavity in the middle of the rockhead poacher’s skull might be used like a maraca to produce sound, new research suggests. By Alexa Robles-Gil Ten years ago, Kory Evans, an evolutionary biologist, ...

Almost all animals have symmetrical bodies. Bilateral symmetry is almost universal in all animals and is only very rarely broken—with exceptions like the five-armed starfish or crab species that have ...

RH Guide Service was fishing the Feather River last week and landed a very unusual fish — a 5-pound pink salmon, also known as a humpback salmon. These fish are usually only found in Alaska. The pink ...

Ten years ago, Kory Evans, an evolutionary biologist, was staring at an unusual fish in a lab. The fish, a rockhead poacher, was tiny and chunky, he said, and looked "so different from all the other ...