Cats
a half-length tail that bent back upon itself. The other, Milo, had a knobbly bit at the end of
her tail. The trait is known in the area as "Barx tail", Barx being a neighbouring village.
Meyers came across a large number of cats in the area with similar tails. The most likely
scenario is that a tomcat carrying the mutation fathered most of the kittens during one or
more breeding seasons. He was not necessarily the cat in whom the mutation originally
occurred, but by fathering the majority of kittens his genes - including the mutation - would
have become widespread and the trait would have shown up in later generations through
inbreeding.
In 2006, TICA proposed to clamp down on certain breeding trends including new bobtailed
breeds created by crossing existing breeds together. Their Genetics Committee report
stated: "The Committee proposes that TICA does not accept any proposed breeds for
Registration Only status that do not exhibit novel mutations