Eric Isselee / Shutterstock.com
Prices for the English bulldog range from just over $1,500 to more than $4,000.
Top attributes: These dogs are calm, courageous and very friendly.
Downsides: Vets caution that English bulldogs can have many heart, skin and overheating problems. They are also emotionally needy.
Average lifespan: Eight to 10 years