Gray Mouse Lemur (Microcebus murinus) — Least Concern Mammalia

Gray Mouse Lemur

Microcebus murinus

Conservation Status

Least Concern

Mammalia · Primates · Cheirogaleidae

About

The gray mouse lemur, grey mouse lemur or lesser mouse lemur is a small lemur, a type of strepsirrhine primate, found only on the island of Madagascar. Weighing 58 to 67 grams, it is the largest of the mouse lemurs, a group that includes the smallest primates in the world. The species is named for its mouse-like size and coloration and is known locally as tsidy, koitsiky, titilivaha, pondiky, and vakiandry. The gray mouse lemur and all other mouse lemurs are considered cryptic species, as they are nearly indistinguishable from each other by appearance. For this reason, the gray mouse lemur was considered the only mouse lemur species for decades until more recent studies began to distinguish between the species.

Fun Fact

Grey mouse lemurs weigh just 60 grams yet can enter daily torpor to save energy, dropping their metabolic rate by 90% — they are the smallest primates in the world.

Quick Facts

Habitat

Dry deciduous forests

Diet

Omnivore

Lifespan

6-8 years

Threats

  • Illegal Logging
  • Habitat Fragmentation

External Data Sources

Recent sightings on iNaturalist IUCN Red List profile

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