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The modern strain of skinny guinea pig originated from a cross between haired guinea pigs and a hairless lab strain.The hairless strain that it is most likely related to was a spontaneous genetic mutation that was first identified at Montreal's Armand Frappier Institute in 1978, in a colony of Hartley lab guinea pigs.
Their cylindrical bodies are in shades of brown or gray and are carried by short limbs. These guinea pigs have coarse, long fur with longer fur in the neck region and no fur on the ears. These guinea pigs, like most, have no external tail. Cavies have incisors that continuously grow and are naturally filed down by grazing habits. [6]
A Sheltie guinea pig with lilac and white coloring. Guinea Pigs, also known as cavies (Cavia porcellus), have been domesticated since around (or cicra) 5000 BCE, leading to the development of a diverse array of breeds. These breeds exhibit a wide range of physical characteristics and serve various purposes.
The Baldwin guinea pig is a breed developed from a spontaneous genetic mutation in Carol Miller's show-line of white crested golden agouti. [ 1 ] [ 2 ] Though born fully furred, Baldwin guinea pigs begin to lose their fur at two to five days of age, starting at the nose and leaving them almost entirely hairless by about two months of age. [ 3 ]
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 ]
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fur, research, pets 1d Rodentia: Short-tailed chinchilla (Chinchilla chinchilla) the 1930s the Andes: fur Raised in captivity Critically endangered in the wild 1d Rodentia: Water flea (Daphnia magna) the 1930s North America, Eurasia, Africa: research, animal feed 6c Other arthropods: African (Xenopus laevis) and western clawed frogs (X. tropicalis)
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]