Snakeheads, snakeheads, roly poly snakeheads. Snakeheads, snakeheads, eat them up, yum! The invasive Northern Snakehead fish is a big, ugly, toothy terror that's decimating native species... they pretty much eat any creature they meet. The solution, according to some practical American chefs, is to eat them first! Here are 10 tasty ways to do just that.