Lesser Ranee Mouse

Rats, Mice & Porcupines

Haeromys pusillus

Basic stats

Diet

Fruit, seeds, insects (presumed, typical for the genus)

Habitat

Lowland forest

Range

Borneo, Philippines (Palawan)

Litter size

Poorly documented (typical for the genus)

Gestation period

Unrecorded in the wild

Size

Very small (head-body ~5–6cm)

Weight

~8–12g

One of the smallest arboreal mice in the region, found in Bornean lowland forest as well as Palawan in the Philippines, with a delicate build adapted to climbing fine vegetation.

Presumed nocturnal and arboreal like its close relative, the Margaretta's ranee mouse, though direct field observations of either species remain scarce.

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