Habitat: Wooded areas north of the Amazon River in Brazil, Guyana, French Guiana, Suriname, and possibly Venezuela
Weight: 0.88–1.2 lb
Average Lifespan: 10-16 years
Gestation Period: 140-170 days
Number of Young: 2
Conservation Status: Least Concern
- They live in cooperative groups of 4 to 15 members
- Young tamarins are cared for primarily by the father and turned over to the mother only to nurse; entire group helps with the young.
- Defense is a priority, when one tamarin is threatened the others will rush to its defense.