Pygmy Marmoset Cebuella Pygmaea Home Range Upper Amazon, parts of Equador northern Peru, western Brazil. Habitat Tropical forest, sheltering in tree holes. Diet Fruits, insects, birds, bird eggs. Reproduction Usually twins, occasionally one or three young. Social Structure lives in family, groups.
Pygmy marmosets are only about six inches tall as adults.
The tail may add another 9 inches. They dig a groove in the bark of a tree with specially adapted, shovel shaped incisor teeth. Then they lick out the sap.