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The golden hamster or Syrian hamster (Mesocricetus auratus) is a rodent belonging to the hamster subfamily, Cricetinae. [2] Their natural geographical range is in an arid region of northern Syria and southern Turkey. Their numbers have been declining in the wild due to a loss of habitat from agriculture and deliberate elimination by humans. [1]
The Syrian hamster was first recognized as a distinct species in 1839. [3] In 1930, a scientist seeking animal subjects for medical research had the first Syrian hamsters captured to become laboratory animals. [4] Scientists bred those hamsters and during the 1930s sent their descendants to various other laboratories around the world. [5]
Mesocricetus is a genus of Old World hamsters, including the Syrian or golden hamster, the first hamster to be introduced as a domestic pet, and still the most popular species of hamster for that purpose. Recent research has shown that, unlike almost all other land mammals studied, all species of this genus lack the capacity for color vision. [2]
A male longhaired Syrian hamster. The longhair coat type is a hamster with hair that is up to 4 inches (10 cm). [17] They are often referred to as "teddy bear hamsters" by pet stores due to their bear-like appearance and as a marketing tactic to sell them more easily. Male Syrians usually have much longer hair than female Syrians.
Gestation lasts 16 to 18 days for Syrian hamsters, 18 to 21 days for Russian hamsters, 21 to 23 days for Chinese hamsters and 23 to 30 for Roborovski hamsters. The average litter size for Syrian hamsters is about seven pups, but can be as great as 24, which is the maximum number of pups that can be contained in the uterus.
In both Syrian hamsters and humans, this cancer is associated with mutations to the KRAS gene. [7] For various reasons, collecting data on the way that Syrian hamsters develop this lung cancer provides insight on how humans develop it. [6] Oral squamous-cell carcinoma is a common cancer in humans and difficult to treat. [8]
A hamster cage is an enclosure designed to house one hamster.It is recommended that hamster cages are at least 5000 cm 2 (775 in of floor space) for dwarf hamster except Roborovski and 6000 cm 2 for Syrian and Roborovski, although there is evidence that hamsters experience less stress if housed in larger cages. [1]
After getting his hamsters, he learned to breed them and founded Marsh Enterprises and the Gulf Hamstery, which promoted Syrian hamsters as pets, for laboratory use, and in business schemes. [3] Marsh took advertisements in magazines, comics, and livestock trade journals which praised hamsters as pets and presented the idea that breeding ...