Physical Characteristics: The Chihuahua is the smallest breed of dog and is named for the state of Chihuahua in Mexico. Chihuahuas come in a wide variety of sizes, head shapes, colors, and coat lengths.
Personality Traits: Lively, Devoted, Alert, Quick, Courageous
Adult Weight: 3-7 lbs.
PLN Loyalty Score: 51
30 Most Loyal Dog Breeds