Term: Guinea pig, Description: domesticated rodent species from South America, Question: Do guinea pigs live longer than dogs or cats?, Answer:No
Fact1: The average lifespan of a guinea pig is around 4-8 years. Fact2:  A recent analysis of veterinary records revealed that dogs under 20 pounds had an average lifespan of 11 years while those over 90 pounds typically lived for only 8 years.  Fact3: Medium and large dogs fell in the middle at around 11 years. Fact4: According to the ASPCA, the average lifespan of an indoor cat is 13 to 17 years, and cats who live up to 20 are not uncommon. 