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Average lifespan of guinea pigs: Key factors affecting lifespan

Average lifespan of guinea pigs: Key factors affecting lifespan

2026-01-16 04:02:15 · · #1

Guinea pigs have a relatively long lifespan compared to many other rodent pets. While these small animals can live for five years or more, rodents like mice and hamsters typically only live for a few years. A guinea pig's longer lifespan means you'll need to make a greater commitment to ensure they lead healthy and fulfilling lives.

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Average lifespan of guinea pigs

The University of Pennsylvania School of Veterinary Medicine notes that guinea pigs typically live five to seven years. However, this is just an average—some guinea pigs live longer, while others may not reach that age. In fact, the University of Michigan Museum of Zoology states that guinea pigs can live up to 14 years under optimal conditions.

Lifespan of different guinea pig breeds

The breed of guinea pig has a significant impact on its lifespan. For example, hairless guinea pigs have a longer lifespan, typically 7 to 8 years. On the other hand, long-haired guinea pigs have a shorter lifespan, averaging 5 to 6 years.

The effect of diet on the lifespan of guinea pigs

A guinea pig's diet plays a crucial role in its overall health and lifespan. A balanced, nutritious diet can help your guinea pig live longer and healthier. The University of Pennsylvania School of Veterinary Medicine recommends that adult guinea pigs not be fed alfalfa hay, as its high calcium content can lead to health problems. Instead, choose alternatives such as Timothy hay or orchard hay. Furthermore, guinea pigs cannot produce vitamin C on their own, so they must be provided with vitamin C supplements or fruits rich in this nutrient to maintain their health.

Other key factors affecting lifespan

Various health conditions can affect a guinea pig's lifespan. Many of these problems can be easily treated if detected early. However, ignoring symptoms can lead to more serious health problems, ultimately shortening their lifespan. Common conditions include:

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Tongue stuck Guinea pigs have teeth that grow too large, making it difficult for them to eat.
Chicken feet disease A type of ulceration affecting guinea pig feet, usually caused by poor bedding or hygiene conditions.

By staying vigilant and addressing any health issues promptly, you can help your guinea pig live a long and happy life.

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