Long-tailed macaque, crab-eating macaqueScientific name:Macaca Fascicularis The crab-eating macaque, also known as the long-tailed macaque or crab-eating macaque, is an animal belonging to the genus Macaque of the family Moniidae in the order Primates. It is mainly distributed in countries and regions such as Hong Kong, China, Indonesia, Laos, Vietnam, Malaysia, and the Philippines in southeastern Asia. The coat color varies from yellow, gray to brown, ranging from grayish brown to reddish-brown. The abdominal hair and the inner side of the limbs are light white, and the crest hair is recessed. The face is brownish gray with whiskers, the skin around the eyes is bare, and there is a white triangular area on the upper side of the eyelid. The ears are upright and the eyes are black. The nose is flat and the nostrils are very narrow. There are well-developed cheek pouches on both sides of the face. There is a small twine on the hair on the top of the head. The adult body length is approximately 37 to 63 centimeters, the tail length is about 36 to 71 centimeters, and the weight is between 3.4 and 12 kilograms. The food sources of the crab-eating monkey are quite extensive. Besides crabs, fruits, leaves, small animals and birds are all its objects of consumption. In medical research, the crab-eating monkey is a widely used experimental animal. For example, toxicity studies of subcutaneous injection of recombinant human parathyroid hormone rh-pth(1-34) in cynomolgus monkeys, etc. | ||
The crab-eating monkey is highly similar to humans in terms of tissue structure, immunity, physiology and metabolism. It is an ideal experimental animal for the study of the mechanisms of human diseases such as the nervous system, reproductive system, stem cells, infectious diseases and diabetes, as well as animal models. It is also an important model animal for new drug development and drug safety evaluation. The main habitat of the crab-eating macaque is Southeast Asia, and there are mainly two groups: 1) Insular, which is from the Philippines and Indonesia; 2) Indochinese/ "Asian", produced in Vietnam, Cambodia, Laos, Thailand and Malaysia. | Protection levelListed in Appendix II of the Convention on International Trade in Endangered Species of Wild Fauna and Flora. Listed in the IUCN Red List of Threatened Species 2008 ver 3.1 - Low Concern (LC). The crab-eating macaque is a second-class key protected animal in China and is listed in Appendix II of the Convention on International Trade in Endangered Species of Wild Fauna and Flora. |