Russian Blue Is a Hypoallergenic Cat. But it is not only the coat of the Russian blue that makes it good from an allergies perspective. There is evidence that Russian blues produce less of the glycoprotein Fel d 1 which is as we’ve said is one of the most common allergens of cats.Do Russian Blue Cats have to have blue eyes?
Russian Blues have a distinctive green eye color. This trait starts to develop from 4 months of age and manifests as a rim of green around the outside of the iris, which is the colored part of the eye. All kittens are born with blue eyes , but the color changes to the final adult shade once they get older.Is my cat a Russian Blue?
Cats are not recognized to have a distinct breed unless they have the pedigree to prove it. You cannot claim that a pretty blue cat is Russian Blue if you don't have the papers to prove it. If there are no paper, that cat is actually considered a Domestic Shorthair, which is the official term for no-breed felines.How rare are Russian Blue Cats?
Litters of up to six kittens are extremely rare for Russian blues, but not impossible. When purchased, most of these cats have already been spayed or neutered. According to history, the Russian blue cat most likely came over from Russia to England in the late 1800s.