What is the average lifespan of the Neapolitan Mastiff? richinberlin99, 2 months ago 0 1 min read 10 A What is the average lifespan of the Neapolitan Mastiff? Category: neapolitan-mastiff The Neapolitan Mastiff has an average lifespan of 8-10 years. Previous What are the exercise requirements for the Neapolitan Mastiff? Next What is the role of New Forest Ponies in conservation efforts? Related posts Dog Breeds Rat Terrier Sandra, 2 months ago 9 min read Birds as Pets African Grey Parrot Sandra, 2 months ago 7 min read Dog Breeds Labrador Retriever Sandra, 2 months ago 9 min read Common Cat Ailments – Diabetes, Chlamydia, Diarrhoea & More Sandra, 2 months ago 8 min read Why neutering your cat or kitten is a good idea. Sandra, 2 months ago 9 min read Pet Articles How To Pet Proof Your Home Sandra, 2 months ago 6 min read