Caviidae
Caviidae, the cavy family, is composed of rodents native to South America and includes the domestic guinea pig, wild cavies, and the largest living rodent, the capybara. They are found across South America in open areas from moist savanna to thorn forests or scrub desert. This family of rodents has fewer members than most other rodent families, with 19 species in 6 genera in 3 subfamilies.
List of mammals of Tibet
The order Rodentia is the largest group of mammals. They have two ever-growing incisors in the upper as well as in the lower jaw and must be kept worn down by gnawing.Lagomorpha comprises rabbits, hares and pikas, which differ from rodents by having four incisors in the upper jaw and strictly herbivore diet.The order Artiodactyla in Tibet are mainly herbivores, and some are economically important as transport animals.The order Perissodactyla in Tibet is only comprised by a single species.There are over 250 species of carnivorans, which are the top predators in the food webs.