saltwater crocodile crocodylus porosus on white background

predator animal nature wild crocodile reptile estuarine carnivore crocodylus australia river wildlife jaws mouth water saltwater tropical natural dangerous danger teeth aquatic creature porosus skin leather territory croc saltie scales powerful australian aggression asia alligator big reptilian tail marine sea bite nile crocodylusporosus saltwatercrocodile amphibian isolated indo-pacific