Guanaco

• It is the wild ancestor of the domestic llama.
• Dominant males kill unrelated young when they take over a harem.
• It is the largest wild camelid in South America.
• comportamientoIt is the wild ancestor of the domestic llama, and can run at considerable speed across open high-altitude country to escape its natural predators.

Skeleton type

Vertebrate - internal bony skeleton (mammal)

Habitat and environment

Steppe, arid grassland, scrub and mountain country across much of South America, up to 4,500 m

Birth weight

Born precocial, able to stand and run shortly after birth

Size at birth

Born precocial

Gestation / incubation

335-360 days (~11-11.5 months)

Litter / clutch size

1 young per birth (a 'chulengo'), with a birth every two years

Life expectancy in captivity

Documented record of up to 33.7 years

Sources consulted: BioDB; AnAge (genomics.senescence.info); AnimalHub; Grokipedia (Guanaco); Animal Diversity Web; PubMed (endocrine changes guanacos study)

The pins mark the parks where its presence is documented.