Blue-tongued breed: oldest and known for blue tongue; possible relation to next breed.
Shar Peis & Chow Chows have wrinkled skin & dark tongues. Scientists believe they descend from Tibetan wolves. Don't mock them for it!
Not all Rottweilers have blue tongues, but pink tongues with blue/black spots are common. They make great guard dogs—beware of their past encounters.
Blue tongues in German Shepherds are rare but not unheard of. Pigment concentrations on the tongue are usually harmless, unless they form later in life. Consult a vet for any concerns.
Akitas resemble skinny Chow Chows, with spotted tongues. They are loving with family but wary of strangers.
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