The Largest Dog Breeds

We've covered the smallest dog breeds; but now readers want to know which type of dogs are the largest dog breeds in the world. Here's the list of the biggest dog breeds:

• Mastiff (English and Neapolitan)
• Irish Wolfhound
• Great Dane
• St. Bernard
• Newfoundland
• Leonberger
• Caucasian Shepherd

These large dogs should not be secured around plastic fence and some types of metal fence for dogs. The best fence type to use for these big dogs is chain-link fence. 

Photo credit: Source: gentledogtrainers.com.au'