smooth fronted caiman, paleosuchus trigonatus

adaptation alive alligator alligatoridae amazon america american aneomefish animal attack attentive biodiversity brazil caiman champsa close crocodile crocodilia crocodilian crocodilus dangerous dwarf ecology egg eukaryotic evolution eyes fauna fire freshwater fronted glass head hidden hunter jungle lake laying life living lizard multicellular nostrils orinoco paleosuchus predator prey reptile river schneider schneiders smooth south surface swim through trigonatus tropic tropical wild wildlife zoo