George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
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Dogs sometimes fake being sick to get attention.
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The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Service dogs are trained to know when they are on duty. When their harness is on, they know they are at work. When you take it off they instantly become playful and energetic.
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