revision preference src: Folds are very popular pets because of their unique look, and their reputation as particularly loving companions. <SEP> Fold kittens are usually much more expensive to buy than kittens of more common breeds. <SEP> tgt: The rare distinctive physical traits of the breed, combined with their reputation as unusually loving companions, make Folds highly sought-after pets and Fold kittens typically cost considerably more than kittens of more common breeds.