10 dog breeds that have the longest lifespan

Dogs are a human’s best friend and I have no doubt about that. We became very close to each-other, and we cannot imagine our life without our four legged buddies. If you already have a dog, you probably know the lifespan of your pet. If you don’t own a dog, but you want to get one, you might wanna take a look at this, and learn what kind of dog lives the longest.
#1- Chihuahua

Lifespan 18-20 years

Chihuahua is the smallest dog breed. They weight from 4-6 pounds. These dogs do not prone to genetic disorders, but they suffer from hypoglycemia and have problems with their teeth.


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