By Hilary Lehman / The Bulletin
September 7, 2009
MIAMI " Lucy the Labradoodle scoots along the ground to grab a bone.
At only 5 years old, she's unable to walk, crippled by rheumatoid arthritis that has rendered her back limbs unusable.
However, her owners say she has improved. She no longer yelps or whimpers in pain, and she needs far....