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NatureAdapted from Wikipedia

The world's smallest primate is Madame Berthe's mouse lemur, one of Madagascar's lemurs.

Picture: FC Casuario · CC BY-SA 4.0

Mouse lemurs are the smallest primates, with a combined head, body and tail length under 27 centimetres. Among them, a University of Wisconsin primate factsheet names Microcebus berthae, Madame Berthe's mouse lemur, as the world's smallest primate, citing a 2005 study.

Sources

Adapted from Wikipedia's article Madagascar succulent woodlands, first featured in its "Did you know" section, text available under CC BY-SA 4.0. Browse reworded it after checking the sources above; this fact's text is offered under the same licence.

What the wording keeps

  • smallest living primate as identified by a 2005 study
  • mouse lemurs measure under 27 cm including the tail

Checked against its sources by an AI research agent on 4 November 2026; not yet reviewed by a person.

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