In tamarin society, males and females mate for life and take equal part in raising their young.
Mating System: monogamous
Leontopithecus chrysomelas is a seasonal breeder. Breeding occurs mostly during the warm and wet season, September through March (Nowak, R.M. and J.L. Paradiso 1983).
Males and females reach sexually maturity at different times: males at approximately 24 months, and females at 18 months. Upon reaching sexual maturity, females begin an estrous cycle of two to three weeks. There is a gestation period of 125-132 days (Nowak, R.M. and J.L. Paradiso 1983)
Breeding season: Breeding occurs mostly during the warm and wet season, September through March
Range gestation period: 125 to 132 days.
Average age at sexual or reproductive maturity (female): 18 months.
Average age at sexual or reproductive maturity (male): 24 months.
Key Reproductive Features: iteroparous ; seasonal breeding ; gonochoric/gonochoristic/dioecious (sexes separate); viviparous
Both males and females care for their young.
Parental Investment: pre-fertilization (Provisioning, Protecting: Female); pre-hatching/birth (Provisioning: Female, Protecting: Female); pre-weaning/fledging (Provisioning: Female, Protecting: Male, Female)