Weekly Facts:

What is the world's largest breed of dog?

Great Dane

Newfoundland

English Mastiff

Irish Wolfhound

Answer:

According to the American Kennel Club, the largest breed of dog is the English Mastiff (also known as the Old English Mastiff). Mastiffs are the heaviest dog, but not the tallest. The tallest is the Irish Wolfhound. The tallest Wolfhound was a recorded 5 foot high at its shoulders. According to the Guniess Book of World Records, the worlds heaviest as well as longest dog ever recorded was an English Mastiff named Zorba. In 1989, Zorba weighed 343 lbs and was 8 feet 3 inches long from nose to tail! That same dog also holds the Guniess record for the World's Largest Dog.