Moustached tamarin

Scientific name	Saguinus mystax
Head-body length	24-27 cm
Tail length	37-43 cm
Body mass	500-600 g
Distribution	western Amazonia (south of Rio Amazonas between Rio Ucayali and Rio Yavarí)
Habitat	tropical rain forest of terra-firme type
Diet	fruits, exudates, nectar, arthropods, small vertebrates
Social organization	groups of 3-9 individuals (including 1-3 adult males, 1-2 adult females)
Mating system	polyandry (a single reproductive female mates with two or more adult males of her group) and monogamy
Gestation length and infant care	145-155 days; generally dizygotic twins; adult and subadult group members carry the infants and share food with them
Social behavior	allogrooming and resting in body contact are the most frequent affiliative behaviors; aggression is rare
Communication	scent marking with anogenital, suprapubic and rareley sternal glands; conspicuous “loud calls“, predator-specific alarm calls
Home-range size	25-45 ha
Interspecific relations	stable associations with Saguinus fuscicollis
Predators	confirmed at EBQB: eagles, snakes; suspected: tayra, cats, capuchin monkeys