1. This retriever breed has been the most popular dog in the United States for well over a decade. Originally developed in Canada, the breed was refined in England and is now the top dog in field trials worldwide. Golden retriever Curly-coated retriever Flat-coated retriever Labrador retriever

2. Known for its gentle nature and easy trainability, this beautiful retriever has suffered greatly from indiscriminate breeding. Poorly-bred ones now are likely to suffer from hip dysplasia, heart defects, temperament problems, allergies, and many other problems. Curly-coated retriever Nova Scotia duck tolling retriever Golden retriever Labrador retriever

3. Once the darling of both gamekeepers and the English aristocracy, this handsome breed is now quite rare. However, it is as versatile as ever- no other sporting breed comes close to it in the number of titles earned per dog. Nova Scotia duck tolling retriever Flat-coated retriever Golden retriever Labrador retriever

4. This rare beauty is popular in New Zealand. People may mistake it for some kind of poodle, but it's a true retriever through and through. Chesapeake Bay retriever Golden retriever Curly-coated retriever Flat-coated retriever

5. This American native, first bred to haul in ducks and geese for market hunters, has a wavy coat in one of three colors- brown, sedge or deadgrass. Nova Scotia duck tolling retriever Chesapeake Bay retriever Curly-coated retriever Golden retriever

6. This Canadian dog that resembles a red fox is the smallest of all retrievers. Flat-coated retriever Labrador retriever Nova Scotia duck tolling retriever Curly-coated retriever

7. Which retriever breed is the most likely to also be trainable for protection work? Labrador retriever Chesapeake Bay retriever Curly-coated retriever Flat-coated retriever

8. Which retriever breed is known for its "otter tail"? Flat-coated retriever Labrador retriever Nova Scotia duck tolling retriever Golden retriever

9. By what affectionate nickname is the Nova Scotia duck tolling retriever usually known? Scottie Toller Ducker Novie

10. Which of these retriever breeds is the oldest? Golden retriever Curly-coated retriever Flat-coated retriever Labrador retriever