Mang rats get their name because they mainly eat bamboo. Most of them are small and medium-sized species, generally with a body length of16 ~ 23 cm, but some species, such as the big bamboo rat, have a body length of 45 cm; The head is round and the eyes are small, and the ears are hidden in the skin; The tail and limbs are short; Strong toe and claw tip; The whole body is covered with long hair, but the tail is hairless or short and thin; The skull is thick and solid, the zygomatic arch is expanded, the bone ridge is high and the muscles are developed; The upper incisors are particularly thick, with * * * 0/6 teeth.
Habitat in bamboo forest, Pinus massoniana forest and grass on sunny slopes in mountainous areas, living under camps. The tunnel is shallow, only 20 ~ 30 cm from the ground, and the tunnel soil is piled at the mouth of the cave, and the hole is often sealed with soil. Cave nests are often covered with bamboo branches, leaves and hay. I like to eat underground stems and bamboo shoots of bamboo, and also eat other plants. Giant pandas occasionally prey.
Extended data:
Species of bamboo rat:
1, Chinese bamboo rat
Chinese bamboo rat is mainly distributed in central and southern China, northern Myanmar and Viet Nam. The specific provinces in China are Guangxi, Guangdong, Yunnan, Fujian, Hunan, Guizhou, Jiangxi, Zhejiang, Anhui, Hubei, western Sichuan, Chongqing, southern Gansu, southwestern Shaanxi and northern Hubei.
Chinese bamboo rat is the most widely distributed among bamboo rat species in China, so it is called "ordinary bamboo rat". Adult individuals are 30 ~ 40 cm long and weigh1.5 ~ 3 kg. The body color increases from dark to light with age. The whole body is dark gray and black in childhood, and the coat color on the back of adult individuals is brown and gray, and the back of old people is brown and yellow in Mao Cheng.
2. Silver Star Bamboo Rat
The silver star bamboo rat is mainly distributed in the southeast of China, India and Malay Peninsula. Such as China, Guangxi, Yunnan, Guizhou, Hunan, Guangdong and Fujian. Underground life, feeding on reed roots, cogongrass rhizome, bamboo roots, bamboo joints and bamboo leaves; Four seasons breeding, spring and autumn breeding peak.
Pregnancy is 55 days, each fetus 1 ~ 5, lactation1month and a half. It is smaller than the Chinese bamboo rat, with a body length of 35 cm, a weight of1.3 ~ 2 kg and rough hair, so it is called "rough-haired bamboo rat". The back is brownish gray, and the back hair has many white needle hairs with flashes, hence the name "Silver Star Bamboo Rat".
3. Big bamboo rat
The big bamboo rat is a rare species with narrow distribution area and small number. Mainly in Xishuangbanna, Yunnan, China, Malay Peninsula, Sumatra and other areas. Big and fat, it is the largest bamboo mouse in the individual.
The adult is about 40 cm long and weighs 2 ~ 4 kg. The fur is sparse and rough, and the cheeks are light rusty brown or brownish red, so it is called "red-cheeked bamboo rat". The back of the body and the side of the body are grayish brown. Going out in the morning; Feed on bamboo roots and bamboo shoots, and also eat other plants. Breeding and mating in February ~ April and August ~1October, with 45 ~ 50 days of pregnancy; 2 ~ 6 per fetus.
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