Published on Saturday, May 9, 2009 by admin American Hairless Terrier The American Hairless Terrier is a mutation of the Rat Terrier, first born in 1972. The AHT is born with a soft downy hair, which falls out as the dog grows. Once an adult, the American Hairless will be exactly that - hairless except for a few whiskers and eyebrows. Training The American Hairless is active, smart and lively. This...