Mudskippers break the rules of fish biology by breathing through their skin, walking on their fins and thriving on land where water disappears twice a day.

When we say that someone is a “fish out of water,” we sometimes mean to suggest that they are uncomfortable or out of their ...

The old idiom of being a fish out of water is never a positive thing. Instead, it paints a picture of being uncomfortable or awkward. This is how most fish feel when they are removed from their ...

WAYNE COUNTY, Mo. — A fourth invasive, predatory fish has been found in Missouri, the first sighting of the fish in nearly a year. The northern snakehead is a long-body fish that preys on native fish ...

An invasive fish with the head of a snake and the ability to survive on land for several days has been detected in Missouri. The state's Department of Conservation confirmed on Friday that a northern ...

Add Yahoo as a preferred source to see more of our stories on Google. If you see it, kill it. An invasive fish species is harming the Mississippi ecosystem, and you can help stop it. Northern ...

There’s an invasive species of fish spotted in North Carolina that is so dangerous, officials in other states are advising those who catch them to kill them immediately. The northern snakehead, a fish ...

New research has found that roughly half of Australia's freshwater fish are fond of snacking on animal and plant material, including fruits, from outside their aquatic habitats.