My least favorite breed of dog is the Golden retriever.  I much prefer mixed breeds.
Golden Retriever
The Golden Retriever is a large-sized gun dog that retrieve shot waterfowl, such as ducks and upland game birds, during hunting and shooting parties. They were named 'retriever' because of their ability to retrieve shot game undamaged due to their soft mouth. Golden retrievers have an instinctive love of water, and are easy to train to basic or advanced obedience standards. They are a long-coated breed, with a dense inner coat that provides them with adequate warmth in the outdoors, and an outer
are not necessarily a mix of such defined breeds. Therefore, among some experts and fans of such dogs, "Mongrel" is still the preferred term.
Terminology Regional and slang terms.
The words "cur", "tyke", "mutt", and "mongrel" are used, sometimes in a derogatory manner. There are also regional terms for mixed-breed dogs. In the United Kingdom, "mongrel" is the unique technical word for a mixed-breed dog. North Americans generally prefer the