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Jaliscan Spiny Pocket Mouse

Heteromys spectabilis

Declining

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Heteromys spectabilis faces severe habitat loss due to agricultural expansion and cattle ranching throughout its limited range in Costa Rica and Panama. Deforestation for coffee plantations and pastureland has fragmented the remaining forest patches where this spiny pocket mouse depends on specific microhabitat conditions. The species' restricted distribution makes it particularly vulnerable to localized habitat destruction and climate-induced changes to montane forest ecosystems.

Threat summary

Habitat

Heteromys spectabilis inhabits montane cloud forests and humid premontane forests at elevations between 1,200-2,400 meters in the Cordillera de Talamanca. The species requires dense forest understory with abundant leaf litter and fallen logs that provide shelter and foraging opportunities for seeds and small invertebrates.

Forest· majorForest - Temperate· major

Conservation measures underway

Site/area protection

Frequently asked questions

Why is Jaliscan Spiny Pocket Mouse classified as Endangered?
Jaliscan Spiny Pocket Mouse is classified as Endangered — facing a very high risk of extinction in the wild — because population numbers are declining steeply and key habitats are under sustained pressure. Heteromys spectabilis faces severe habitat loss due to agricultural expansion and cattle ranching throughout its limited range in Costa Rica and Panama. Deforestation for coffee plantations and pastureland has fragmented the remaining forest patches where this spiny pocket mouse depends on specific microhabitat conditions. The species' restricted distribution makes it particularly vulnerable to localized habitat destruction and climate-induced changes to montane forest ecosystems.
Where does Jaliscan Spiny Pocket Mouse live?
Jaliscan Spiny Pocket Mouse occurs in Mexico. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Jaliscan Spiny Pocket Mouse?
The main threats to Jaliscan Spiny Pocket Mouse are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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