Reproduction: They become sexually mature at 5-9 months. The female produces
as much as 6 young in a single litter in the wild. They have usually two litters in
a year. The pregnancy period is recorded for 105-118 days. The young are fully
furred at birth and suckle for about 45-60 days. Young are weaned at 6-8 weeks
old or more.
Behaviour: Chinchillas are active at dawn and dusk. They are found in colonies. The female does not build nest.
Life span: The life span is 8-10 years or more.