A little dose of doggy cuteness

Facts and Photos

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• 1
  In 2003, Dr. Roger Mugford invented the "wagometer," a device that claims to interpret a dog’s exact mood by measuring the wag of its tail.
• 2
  Within hours of the September 11, 2001, attack on the World Trade Center, specially trained dogs were on the scene, including German Shepherds, Labs, and even a few little Dachshunds.
• 3
  Dogs judge objects first by their movement, then by their brightness, and lastly by their shape.
• 4
  Dogs curl up to keep themselves warm and protect vital organs.
• 5
  Dogs have a third eyelid called a nictitating membrane, which helps to protect their eyes and keep them moist.

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