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Saddle-back tamarin

Scientific nameLeontocebus nigrifrons*
Head-body length20-23 cm
Tail length30-35 cm
Body mass300-400 g
Distributionwestern Amazonia (south of Rio Amazonas between Rio Ucayali and Rio Yavarí)
Habitatlowland tropical rainforest of terra firme type
Dietfruits, exudates, nectar, arthropods, small vertebrates
Social organizationgroups of 3-9 individuals (1-3 adult males, 1-2 adult females)
Mating systempolyandry (a single reproductive female mates with two or more adult males of her group) and monogamy
Reproduction and infant care gestation145-155 days; generally dizygotic twins; adult and subadult group members carry the infants and share food with them
Social behaviorallogrooming and resting in body contact are the most frequent affiliative behaviors; aggression is rare
Communicationscent marking with anogenital, suprapubic and rareley sternal glands; conspicuous “loud calls“, predator-specific alarm calls
Home-range size25-45 ha
Interspecific relationsstable associations with Saguinus mystax
Predatorsconfirmed at EBQB: eagles, snakes; suspected: tayra, cats, capuchin monkeys

* previously Saguinus fuscicollis nigrifrons

Saddle-back tamarin
Saddle-back tamarin