Close up large crocodile head on surface of water, motionless stare with large teeth

crocodile croc papua new guinea outdoors still saltwater freshwater wildlife new guinea papua predator wild nature animal reptile motionless unmoving sinister conservation behavior exotic danger static stare carnivore dread profile scales skin snout eye close up closeup high angle looking down teeth unsettling large huge adult scary frightening water stagnant submerged surface surfacing waiting murky