The Bullmastiff is a large dog breed that is known for its affectionate, loyal and brave characters. Their average lifespan is 7 - 9 years.
The Neapolitan mastiff is a large dog breed that is known for its strength, that’s why they were primarily used for guarding. This dog breed has an average lifespan of 7 -9 years.
The Irish wolfhound is considered the tallest dog breed that is muscular, and rough-coated. This dog breed has an average lifespan of 6 - 8 years.
The Scottish deerhound is a large, friendly and gentle dog breed that used to hunt. Though they are large in size, their average lifespan is 8 - 11 years.
Chow chow is one of the oldest dog breeds in the world that originated from China. This cute dog breed has an average lifespan of 8 - 12 years.