The Shar-Pei is a breed of dog known for its deep wrinkles and blue-black tongue. The breed originates from Canton, China. As puppies, Shar-Pei have numerous wrinkles, but as they mature, these loosen and spread out as they “grow into their skin.”nSpecifications:nnExhibits bone resorption around premolar teeth of the maxillanSkull Length 17.5 cm (6.9 in)nSkull Width 10.7 cm (4.2 in)nSkull Height 8.2 cm (3.2 in)