dogfacts

More than half of all U.S. presidents have owned dogs.

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There are hundreds of breeds of dogs.

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Dogs have three eyelids to protect their eyes from debris.

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The largest breed of dog is the Irish Wolfhound.

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Male dogs know the female is in heat due to a smell emitted from the female dog.

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A dog’s vision is not fully developed until after the first month.

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Dogs don't enjoy being hugged as much as humans and other primates. Canines interpret putting a limb over another animal as a sign of dominance.

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A couple presidential dogs were Golden Retrievers: "Liberty," the presidential dog of Gerald Ford, and "Victory," Ronald Reagan’s dog.

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Dogs are naturally submissive to any creature with a higher pack status.

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Hyenas aren't actually dogs. They are more closely related to cats.

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Dogs can understand up to 250 words and gestures.

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The breed of dog with the best sense of smell is the bloodhound.

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Dogs can be trained to detect cancer and alert their owner.

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Like human babies, Chihuahuas are born with a soft spot in their skull which closes with age.

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Dalmatian puppies are born completely white.

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