13. There are 57 species of mammals of which 32 are bats, and several species of reptiles. Troops of red howler monkeys (Alouatta seniculus) and weeping capuchin monkeys (Calbifrons trinitatis), three species of oppossums (Caluromis philander, Didelphis marsupialis and Marmosa robinsoni), the three-toed and silky anteaters (Tamandua tetradactyla and Cyclopes didactylus) and the tree porcupine (Coendu prehensilis) all roam the swamp’s diverse habitats.