And some dogs are bred to dig, like several terriers breeds. (fourleggedguru.com)
Scotland is the home of several terriers, including the Cairn Terrier, Dandie Dinmont Terrier, Scottish Terrier, and West Highland White Terrier. (dogbreedstandards.com)
Inherited primary lens luxation occurs in several terrier breeds - the Fox Terrier (Smooth), the Fox Terrier (Wire), the SealyhamTerrier, the Jack Russell Terrier and the Tibetan Terrier. (thedogplace.org)