DISTRIBUTION: Endemic to Brazil.

DIET: Insects, spiders, small vertebrates, bird eggs and tree sap or gum.

NOTES: The life expectancy in the wild is about 12 years, although some living in captivity have lived to 16 years. White-headed Marmosets live together in family groups of four to 15 animals. also known as the Tufted-ear Marmoset or Geoffrey’s Marmoset