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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Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
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Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
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Dogs have been man's pet for over 14,000 years.
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One in three dog owners say they have talked to their pets on the phone.
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