A side profile shot of a black caiman half submerged in the murky water and goes under a log, close up following shot

amazonian caiman black caiman crocodilia crocodile alligatorid head alligator gator reptile lizard scaly skin croc alligatoridae wetland predator caimaninae swamp marsh animal eye murky water close up log snout dangerous murky symbol large swim brown under green water nose wild tropical amazon jungle isolated rainforest shot river black