From a guy who knows man's-best-friend, the 10 most loyal dog breeds.

David Frei, co-host of the Westminster Kennel Club Dog Show and expert analyst for Purina's National Dog Show, shares his picks for the trustiest breeds, along with some of the most loyal dogs in history. (Yahoo)

10 Most Loyal Dog Breeds

1. German Shepherd 

2. Doberman Pinscher 

3. Yorkshire Terrier 

4. Akita 

5. Golden Retriever 

6. Labrador Retriever 

7. Skye Terrier 

8. Rough Coated Collie 

9. Irish Wolfhound 

10. Brittany 

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