Alston’s Brown Mouse (Scotinomys teguina)


Alston's Brown Mouse in the grass
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Alston’s brown mouse is characterized by its small size and distinctive vocal abilities, which set it apart from other rodent species. These mice are known for their remarkable trilling vocalizations, which play a significant role in communication and mating behaviors.


Alston's Brown Mouse foraging
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These mice have a notable chocolate-brown coloration on their dorsum and venter, contributing to their unique appearance. Their short tails and small size differentiate them from other mouse species, making them easily recognizable in their natural habitat.


Side view of Alston's Brown Mouse
CreativeNature_nl / Envato

Alston’s brown mouse is primarily found in Central America, with its range extending from Chiapas, Mexico, to western regions of this diverse and biologically rich area. This species can be observed in countries such as Costa Rica, El Salvador, Guatemala, Honduras, and Mexico.

Habitat Preferences

These mice thrive in the cloud forests of Central America, a habitat characterized by high humidity and lush vegetation. The unique ecosystem of the cloud forests provides an ideal environment for Alston’s brown mouse, offering ample opportunities for foraging, nesting, and engaging in their distinctive vocal behaviors.

By understanding the intricate relationship between Alston’s brown mouse and its habitat, conservation efforts can be tailored to protect the ecosystems crucial for the survival and well-being of this remarkable species.

Facts About Alston’s brown mouse

  1. Alston’s brown mouse (Scotinomys teguina) is a species of rodent found in the Neotropics.
  2. They are solitary omnivores.
  3. Little is known about the longevity of these animals, but one specimen lived 3.7 years in captivity.
  4. Alston’s brown mouse is also known as the short-tailed singing mouse.
  5. They are small, with chocolate-brown dorsum and venter.
  6. This species is famous for its unique vocalizations, characterized by singing bouts in both the sonic and ultrasonic ranges.
  7. Females of the species also vocally display, but little is known about female vocal behavior.
  8. Alston’s brown mouse is a member of the family Cricetidae.
  9. They are found in sympatry with other similarly sized mice.
  10. The species is not well studied, and there is still much to learn about its behavior and biology.

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