Appearance: Cotton-top tamarins have a soft plume of white hair encircling their small gray and silver faces. Their belly, legs and chest are white, while their backs and tail are a blend of brown and black. Cotton-top tamarins are about the size of a squirrel.

Habitat: They live in trees of humid and dry tropical forests in a small region of northwest Columbia. 

Family Life: Cotton-top tamarins live in groups of two to seven with one to two breeding males and females. There is a set of one or two parents with the other group members being offspring and a few unrelated adults. 

Threats: Threats include habitat lost, the pet trade and hunting.