Are both Jack Russell Terrier and Bullmastiff types of dogs?
Jack Russell Terrier The Jack Russell Terrier is a small terrier that has its origins in fox hunting. It is principally white-bodied and smooth, rough or broken-coated but can be any colour.
Cocker Spaniel Cocker Spaniels are dogs belonging to two breeds of the spaniel dog type: the American Cocker Spaniel and the English Cocker Spaniel, both of which are commonly called simply "Cocker Spaniel" in their countries of origin. In the early 20th century, Cocker Spaniels also included small hunting Spaniels.