While the Havanese and Shih Tzu toy dog breeds may appear similar, the have a variety of differing characteristics in terms of appearance, behavior, size, lifespan, and ancestry. Watch this video ...

Average Lifespan: 14-20 years Chihuahuas are the smallest dog breed and are known for their alertness and loyalty. They can ...

Source: Getty images Miniature schnauzer, known for its friendly, tough personality, loyalty, and protectiveness, is a vocal ...