the water, breathes outside of water for days and can move on land. explain this to us. this frightens me and in new york we don t scare easily. this fish can actually breathe out of water, it has to leave water as part of its life cycle from time to time to breathe air and it eats anything and everything in its path, that s what has people so worried because it can really upset the ecosystem at the harlem mir, home to turtles and carp, it can eat frogs and known to statute, get this, a small duck once in a while. does it also mean it could be a danger for pets then? you want to be careful if you re around with your little dog, yes. so this species came from korea, china, russia, clearly places far from new york. how does it get into central park? that s a good question. actually it s illegal to own a northern snakehead alive