It is found only in the Philippines, where it is common at high elevations of the Kitanglad Mountain Range in the province of Bukidnon on the island of Mindanao.

[1] The rats, which are nocturnal, feed on the ground on arthropods, earthworms, fruit, and seeds.

Although equipped with three pairs of mammae, females have been observed to give birth about once a year to only a small number of young, commonly as few as one or two.

[2] The gray-bellied mountain rat is one of only two species in the genus Limnomys.

[3] The alternative name of "buffy-collared moss-mouse"[4] reflects the rat's small size.