Leonberger dog

1. English Mastiff

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The English Mastiff is the largest dog in the world. According to the Guiness Book of Records – a dog in 1981 named Zorba weighed in at 142.7 kg and stood 27 inches in height.

2. The Great Dane

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The stunning Great Dane may not quite be the largest dog in the world but it is definitely the tallest. A Great Dane called Zeus who stood an amazing 44 inches from the ground. Holds The Guiness World Record for tallest dog, They may be huge but are known for being very loving and playful.

3. Saint Bernard

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Bred to rescue lost folk in the Alps, the Saint Bernard is big, strong and hardy enough to trek through deep snow for miles. Weighing up to 91 kg they are loyal beasts that make excellent guard dogs.

4. Neapolitan Mastiff

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Weighing up to 70kg, Neopolitan Mastiffs are gentle giants from Italy, they’re known for loving their families unconditionally, but can be very wary of strangers.

5. Irish Wolfhound

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Originally bred to fight off Wolfs, Irish Wolfhounds can stand up to 35 inches in height and despite their original heritage, have extremely low levels of aggression, making them great dog to have around children.