siamese crocodile crocodylus siamensis conceal low on ground.

alligator amphibian animal asia bite blooded carnivore carnivorous cold conceal crocodile crocodilia crocodylus danger dangerous endangered eye eyes fast fresh freshwater ground head hide hunter jaws jungle lake leather low mangrove mouth natural nature power predator raubtier reptile river siam siamensis siamese skin submerged survive swamp teeth tooth vicious water wilderness wildlife zoo