The Norwich Terrier is a breed of dog originating in England, and was bred to hunt small rodents. One of the smallest terriers, these dogs are relatively rare. Their drop-eared variety is the Norfolk Terrier.
Image credit: H. Gisin, CC BY-SA 3.0
Adapted from Wikipedia, CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Norwich_Terrier