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Caviinae is a subfamily uniting all living members of the family Caviidae with the exception of the maras, capybaras, and Kerodon.The subfamily traditionally contained the guinea pig or cavy-like forms along with the cursorially adapted (running) Kerodon.
The family Caviidae is a sister group to the family Dasyproctidae, both of which are members of the superfamily Cavioidea. [3] Fossils caviids first appeared during the middle of the Miocene epoch in South America. [4] Family Caviidae. Subfamily Caviinae: guinea pigs (cavies) Genus Cavia (at least six species), this genus is especially called ...
Cavia is a genus in the subfamily Caviinae that contains the rodents commonly known as the true guinea pigs or cavies. [1] The best-known species in this genus is the domestic guinea pig, Cavia porcellus , a meat animal in South America and a common household pet outside that continent.
A large rodent, the greater guinea pig grows to a total length of 310 mm (12.2 in) and weight of 636 g (22.4 oz) for males and a total length of 303 mm (11.9 in) and weight of 537 g (18.9 oz) for females. The dorsal fur is dark agouti brown, and the underparts are reddish brown. [3] It is semiaquatic and has membranes joining the toes. [5]
The guinea pig or domestic guinea pig (Cavia porcellus), also known as the cavy or domestic cavy (/ ˈ k eɪ v i / KAY-vee), is a species of rodent belonging to the genus Cavia, family Caviidae. Breeders tend to use the name "cavy" for the animal, but "guinea pig" is more commonly used in scientific and laboratory contexts. [ 1 ]
[2] [3] [4] The guinea pig's geographical distribution of only 4 hectares (9.9 acres) is one of the world's smallest for a mammal. [1] The region is a part of Serra do Tabuleiro State Park where restrictions and protection of the species are not enforced. [2]
This is a medium-sized guinea pig with an adult length of about 272 mm (11 in) and a weight of 637 grams (22.5 oz). The tail, at around 2.4 mm, is almost non-existent. The dorsal fur is dark olive-brown mixed with brown and black, and the underparts are a pale grey or yellowish-grey. [4]
The Acrobatic Cavy belongs to the order Rodentia, in the family Caviidae (Guinea-pig like rodents) which has two subfamilies (formerly three) with Acrobatic Cavies being in a new subfamily Hydrochaerinae alongside Capybaras and the closely related Rock Cavy from Eastern Brazil.