The tiny fish, called shellears, use microscopic hook-like growths on their fins to ascend—and they take a lot of breaks. The ...

"If you would ask a regular person, do you think fish can climb falls, most of them will tell you: you are crazy." ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: iStock Nanoplastics are disrupting fish's ability to think and make decisions, with troubling implications for ocean ...

Water temperature plays a vital role in the behavior and survival of fish. Being cold-blooded, fish rely on external temperatures to regulate metabolism and activity. Even small changes in temperature ...

Models suggest that the Atlantic Cod (Gadus morhua) may have a higher risk of extinction as water temperatures increase. Credit: WT Fiege, Wikimedia Commons Fish are changing how they search for and ...