The high-end of these ranges is consistent with results from prior studies, though the low end is below expected results.All Siberians tested were found to produce some Fel d1, with the highest levels being found in Siberians that have silver coloured fur.Atypical for cats, juvenile male Siberians have been seen cuddling and grooming their cousins and siblings.Siberians, due to their communal nature, often do better in pairs in captivity.Siberian cats are excellent parents, with the fathers helping to care for kittens if they are allowed access to the nest.Parents are often strongly bonded and some mothers will only mate with one male.
As with most other cat breeds, color varieties of the Siberian vary and all colors, such as tabby, solid, tortoiseshell and colorpoint, are genetically possible.
Although gaining in popularity, the expense of importing the cats from Russia keeps the breed relatively rare outside of Europe.
In the Russian cat fancy, each cat club devises its own cat standards.
There are claims that it is hypoallergenic and produces less Fel d1 than other cat breeds.
Siberians first arrived in the United States in 1990.
While it began as a landrace, it is selectively bred and pedigreed today in at least seven major cat fancier and breeder organisations.