10 Wrinkly Facts About the Shar-Pei by waggingtonpost on May 10, 2016 in DOGS 0 4. THEY HAVE UNIQUE TONGUES. Shar-Pei can have either a lavender or blue-black tongue. The only other dog to sport a black tongue is the chow chow. According to Chinese folklore, the fearsome black tongues ward off evil spirits. Next Page » Pages: 1 2 3 4 5 6 7 8 9 10