Bred to protect livestock from predators, this breed is known for its endurance and agility, weighing between 90 to 150 pounds.
Originally bred to deter sheep-stealing wolves and bears, the Great Pyrenees is a calm, well-mannered dog that typically weighs between 85 to 160 pounds.
This ancient flock-guarding breed is known for its lion-like appearance and can weigh between 90 to 150 pounds.
This breed combines the characteristics of the Newfoundland, Saint Bernard, and Great Pyrenees. They typically weigh between 110 to 170 pounds.
Known for their swimming abilities, Newfoundlands have a thick, water-resistant coat and can weigh between 100 to 150 pounds.
Recognized as the tallest breed, these dogs are gentle and have a friendly personality. They can weigh around 140 to 180 pounds.
Often referred to as the "Apollo of Dogs," Great Danes are very tall, with some standing over 30 inches at the shoulder. They can weigh between 110 to 175 pounds.
These gentle giants are famous for their role as rescue dogs in the Swiss Alps. They typically weigh between 140 to 180 pounds.
Known for its massive body, the English Mastiff can weigh anywhere from 120 to 230 pounds or more. They are incredibly powerful and muscular dogs.