The Thai ridgeback is a rare and ancient breed that originated in Thailand more than 300 years ago, where it was used as a hunting dog and watch dog. Black markings on the tongue, either as spots ...

Woman's Day Wed, February 19, 2020, 3:45 AM PST dogs with black-spotted tongues solid blue-black tongues are caused by the same thing as spotted tongues blue-black tongue is still used as a ...