Japanese macaques give birth to their infants between spring and early summer and nurse it for seven months to a year. After about a month, the infants begin to eat additional solid food.

Macaques give birth more easily than women: no maternal mortality at birth Despite the same pelvis-to-head ratio, Japanese macaques do not suffer the same birth complications as humans ...

No birth-associated maternal mortality in Japanese macaques ( Macaca fuscata ) despite giving birth to large-headed neonates. Proceedings of the National Academy of Sciences, 2024; 121 (42) DOI ...