Black and white ruffed lemur monkey walking over rope in animal park, hanging upside down

ruffed lemur monkey white and black rope animal lemur upsidedown captivity behavior wild nature conservation species fluffy fur primates protection of animals rare animals environment daylight african lemurs primate nature mammal madagascar zoology fauna wildlife wild tree ruffed park lemuridae forest black zoo beautiful animals rainforest white varecia endangered branch africa tropical tree dweller small sifaka ropes