Close-up of head of Black caiman (Melanosuchus niger), Lake Yacumama, Puerto Maldonado, Tambopata Province, Madre de Dios, Peru, South America

black caiman melanosuchus niger lake yacumama puerto maldonado tambopata province peru south america wildlife reptile close up animal behavior nature ecosystem biodiversity aquatic habitat green reflections calm water amazon rainforest predator conservation endangered species cold blooded carnivore habitat outdoor animal close up natural habitat peruvian wildlife river bank water surface tropical environment wildlife observation fascinating creatures ecuador border biodiversity hotspot natural beauty habitat preservation environment peruvian rivers caiman behavior reflective surface river habitat wildlife experience aquatic species wildlife interactions caiman habitat tropical wildlife wildlife exploration animal kingdom natural wonders