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  3. Long-tailed Chinchilla

One of the 2 chinchillas on WAnimals

Mammals · Rodentia · Chinchillidae

Long-tailed Chinchilla

Chinchilla lanigera

Endangered

At very high risk of extinction in the wild in the near future.

Spotted something wrong?

It has the densest fur of any land mammal, with as many as 60 hairs growing from each follicle, an adaptation to the extreme cold of the Andes.

Weight

369 g – 800 g

Size

22.5 cm – 38 cm

Life expectancy

10 years

Diet

Herbivore

Feeds mainly on plants.

Activity

Nocturnal

Active mainly at night.

Social structure

Herd

Lives in large groups as a strategy against predators.

Sighting difficulty

Hard

Mountain
7countries3same family

Fun facts

  • It has the densest fur of any land mammal, with as many as 60 hairs to a follicle.
  • Its placenta is remarkably like a human's, which is why it is used as a model for studying pregnancy.
  • It was hunted intensively for the fur trade, which left it endangered.
  • anatomíaIt has the highest hair density known in any mammal, with as many as 80 individual fibres growing from each follicle.

Life cycle and biology

Skeleton type
Vertebrate - internal bony skeleton (mammal)
Habitat and environment
Arid rocky mountain country in northern Chile, between 3,000 and 5,000 m
Birth weight
Up to 35 g at birth, precocial, eyes open and fully furred
Size at birth
Up to 35 g at birth
Sexual maturity
8 months
Gestation / incubation
111 days
Litter / clutch size
2 to 3 young per litter, with up to 2 litters per year
Life expectancy in captivity
Documented record of up to 20 years

Sources consulted: Animal Diversity Web (Chinchilla lanigera); ScienceDirect Topics; Animalia.bio (Long-Tailed Chinchilla); Animal Diversity Web (Chinchillidae)

Where to find it

Best time: All year round in the coastal ranges of northern Chile, at dusk; the wild population is reduced to a few scattered nuclei.

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Related species

Other species in the catalogue with the most in common with Long-tailed Chinchilla — same habitat, park, country, tags or family.

Same taxonomic family
Same taxonomic family
Same taxonomic family
Related to
Related to
Related to

How to help

The long-tailed chinchilla is classified as endangered. Organisations such as the IUCN, WWF and the Wildlife Conservation Society work specifically on its conservation and that of its habitat; looking into their programmes is a good starting point if you want to get involved.

Keep exploring

Based on what we already know about long-tailed chinchilla.

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See full glossary
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See its range on the interactive map→
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CountriesArgentina
TagsHerbivore
Herbivore
Nocturnal
In herds
Endangered
Mountain
Mammal
Argentina
Bolivia
Chile
Colombia
Ecuador
Peru
Venezuela