The northern snakehead (Channa argus) has a most unusual ability: It can breathe outside of the water, as well as within. Juveniles can also wriggle their long, narrow bodies onto land ...

3. Killer Snakehead - Jeremy Wade homes in on a predator now invading America's backyards.Said to breathe air and crawl on land, the snakehead is rumoured to be able to kill a human. More info ...

Snakeheads were illegally dumped into a pond in Crofton, Maryland two years earlier. They spread into the Potomac River drainage, eventually making their way into Virginia streams. They finally ...