Lefe Ecpectancy For A Rat Terrior. The taco terrier is mixed breed the result of crossing a chihuahua with a toy fox terrier. The rat terrier life span is similar to most dogs of their size:

It will do fine as an apartment dog so long as it is provided with an adequate amount of exercise. He lives for multiple walks every day. (average human life expectancy in japan is 83.1 years and the dog breed akita has an average lifespan of 12) if you own a rottweiler in the united states, then your dog’s 1 year equals your 8.7 years.