This singing mouse lives in the high mountains of Costa Rica and Panama. A research lab describes singing mice as diurnal insect-eaters.
A male specimen collected at El Baru, Panama, was recorded as 122 mm in total length, with a 50 mm tail.
Phelps Lab describes singing mice as diurnal and insectivorous. It places this species in the highest mountains of Costa Rica and Panama, down to about 2,000 m.
An extinction-risk assessment has not been added yet.