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Dog Facts

A dog’s heart beats 70 to 120 times a minute, compared to a human’s which beats 70 to 80 times a minute.

The largest breed of dog is the Irish Wolfhound. The Chihuahua is the smallest, while the St. Bernard and Mastiff are among the heaviest.

Dogs descend from a weasel-sized mammal called Miacis which was a tree-dwelling carnivore that existed over 40 million years ago in the North America and Europe regions.

There are about 700 types of pure breed dogs.

A dog's sense of smell is about 1000 times better than a person's.

A one-year-old dog is as physically mature as a 15 year-old human.

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