Scientific Name Cebuella pygmaea Size 12 to 16 cm Source s South America's natural. Its distribution includes the Amazonian regions of Colombia, Ecuador, Peru, Bolivia and western Brazil. You may also inhabit the south of Colombia. Habitat It shows a preference for secondary vegetation near waterways, also inhabit the rain forests of low elevation. Usually kept to less than 20 feet high in trees. Food They feed on the sap of trees, fruits, insects and small vertebrates. With teeth drilled small holes in the bark of the trees for several days returned to feed on the sap that flows through these holes. Features The social structure is the family unit, consisting of a couple and their children can be adults, teenagers and babies. The family members remain in relative proximity to each other, form a group as they move through the vegetation in search of their livelihood. In the dwarf marmoset vocal communication includes a sound that is only when their preferred food. It is estimated that carried the sound to notify the rest of the group. In the voice communication include howling sounds that are very sharp. Is able to issue notes so high that humans can not hear, which makes when he demonstrates hostility.