The lifespan of the dark brown bamboo rat is generally 5-10 years. To understand its lifespan, let's take a look at the morphological characteristics of the dark brown bamboo rat.

The dark brown bamboo rat is larger and weighs 1.3～ 1.9 kg, body length 34-39 cm, thick and dense coat, soft and velvety, the body color is the darkest in the Asian bamboo rat group, the upper body is dark smoky brown or brown gray, the hair base is smoky gray, and the cheeks are longer than the back and sides of the body. The color is darker, mostly dark brown; the lower body is lighter, the hair is sparse and short, the muzzle and the chin are white-gray, the chest and abdomen are light brown, and the gray tone is more.