Adult proboscis bats (Rhynchonycteris naso) on tree in Yanallpa Caño, Ucayali River, Loreto, Peru, South America

Adult proboscis bats (Rhynchonycteris naso) on tree in Yanallpa Caño, Ucayali River, Loreto, Peru, South America

A small house built on stilts in Belluda Creek, Ucayali River, Loreto, Peru, South America

An adult olive whipsnake (Chironius fuscus), swimming in Belluda Creek, Ucayali River, Loreto, Peru, South America

An adult white-winged swallow (Tachycineta albiventer), Belluda Creek, Ucayali River, Amazon River Basin, Peru, South America

Adult lesser kiskadee (Pitangus lictor), Belluda Creek, Ucayali River, Amazon Basin, Loreto, Peru, South America

An adult Manaus slender-legged treefrog (Osteocephalus taurinos), Ucayali River, Pacaya Samiria Reserve, Loreto, Peru, South America

A young spectacled caiman (Caiman crocodilus) at night on Rio El Dorado, Ucayali River, Amazon Basin, Loreto, Peru, South America

A young spectacled caiman (Caiman crocodilus), eye detail at night on Rio El Dorado, Ucayali River, Loreto, Peru, South America

A close up look at a piranha caught on Belluda Creek, Ucayali River, Loreto, Peru, South America