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Photo by: Cliff Owen

This Aug. 4, 2010 file photo shows presidential pet Bo climbing the stairs of Air Force One at Andrews Air Force Base, Md. for a flight to Chicago with President Barack Obama. Dallas author Jennifer Boswell Pickens interviewed everyone from first family members to White House staffers to give readers a glimpse at what life is like at 1600 Pennsylvania Ave. for pets and what those pets have meant to their famous owners. (AP Photo/Cliff Owen)

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