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A small brown northern tree shrew among dry branches.
Photo: Long Vu, CC BY 4.0, via Wikimedia Commons

Northern Tree Shrew

Tupaia belangeri

A squirrel-like mammal from Southeast Asian rainforests that belongs to its own unique order of mammals.

About the Northern Tree Shrew

Northern tree shrews have a head and body 5.5 to 9 inches long and a tail about as long as the body. They live in rainforests across Southeast Asia, from Nepal and Bangladesh to southern China and the Malay Peninsula. Though they can climb, they spend most of their time on or near the ground, hunting small prey in the leaf litter. They mark their territories with scent glands on the belly and chin.[1]

Quick facts

Scientific name
Tupaia belangeri[1]
Size
Head and body 5.5 to 9 inches; tail about the same length.[1]
Diet
Small prey found in leaf litter, plus nectar from pitcher plants.[1]
Habitat
Rainforests, mostly on or near the ground.[1]
Where it lives
Southeast Asia, from eastern Nepal and Bangladesh to southeastern China, Indochina and the Malay Peninsula.[1]
Group life
Small family groups. Active during the day.[1]
Babies
Usually 2 young after a 40- to 52-day pregnancy.[1]
Conservation status
Least Concern (IUCN Red List, assessed 2023).[2]

Fun facts

  • Tree shrews are the only members of their own order of mammals, called Scandentia.[1]
  • A tree shrew mother nurses her babies for only about five minutes every two days.[1]
  • Tree shrews help pitcher plants by leaving droppings inside them.[1]

Vocabulary

symbiosis
A close relationship between two different kinds of living things that often helps both.
pitcher plant
A plant with tube-shaped leaves that trap and digest insects.
territory
An area an animal claims and defends.
diurnal
Active mainly during the day.
least concern
A conservation label meaning a species is widespread and not at risk of dying out soon.

See it in person

These zoos had this animal when we gathered our information, but animals sometimes move. Check the zoo's website or contact the zoo before you visit.

Sources

  1. [1] Smithsonian's National Zoo & Conservation Biology Institute. “Northern tree shrew.” https://nationalzoo.si.edu/animals/northern-tree-shrew (accessed 2026-10-08)
  2. [2] IUCN Red List of Threatened Species. “Tupaia belangeri (Northern Treeshrew).” https://www.iucnredlist.org/species/41492/229775933 (accessed 2026-10-08)

Facts last checked 2026-10-08.

More Mammals