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Small-eared Pygmy Rice Rat

Small-eared Pygmy Rice Rat

Brazil, Peru
Status
Unknown

IUCN conservation assessment category

Habitat
Forest, Grassland, Freshwater

Primary ecological niche & biome

Diet
wild seeds, nuts, tender roots, and vegetation grains

Dietary type and primary food source

Activity
nocturnal

Diurnal, nocturnal, or active patterns

Scientific Summary

GBIF Taxonomic Backbone & Wikipedia Registry Profile

Distribution. Amazon Basin of E Peru, Brazil, and N Bolivia.
Biology & Conservation

Ecologically, the conservation status of Small-eared Pygmy Rice Rat is officially designated as Unknown. Current field registries estimate a global population composed of an unquantified number of individuals, making habitat preservation critical to maintaining their wild populations.

It is typically endemic to forest, grassland, freshwater, showing great physiological synergy with its surroundings. In terms of dietary preferences, it relies primarily on a diet of wild seeds, nuts, tender roots, and vegetation grains. It exhibits specialized adaptations centered around a nocturnal activity pattern, optimizing its energy conservation and interactions within its native ecosystem. The species has a typical natural lifespan of approximately 3 years, allowing it to adapt and mature through structured generational cycles.

Ongoing biological monitoring and ecological advocacy emphasize the importance of protecting this species. The stability of its food chain and the prevention of fragmentation in its primary range are vital for the continued survival of Small-eared Pygmy Rice Rat.

Energy & Activity Profile
Habitat & Adaptation Index
Quick Facts
Native RangeBrazil, Peru
Habitat RangeForest, Grassland, Freshwater
Lifespan3 Yrs
StatusUnknown
ScientificOligoryzomys macrotis
Registry Info
Lifespan3 years
KingdomAnimalia
FamilyCricetidae