cuvier`s caiman head protruding from the water

alligator alligatoridae amazon america american animal aquatic brazil caiman carnivore close crocodile crocodilian crocodylomorpha cuvier cuviers danger dangerous dwarf ecology fauna freshwater from head hunter jungle leather mouth musky natural nature paleosuchus palpebrosus predator protruding rainforest reflection reptile river saltwater schneider small south swamp swim tooth trigonatus tropical water wild wildlife