Best-selling author/illustrator Marion Deuchars now takes her beloved bird through a daily workout in the natural sequel to Yoga for Stiff Birds . Marion Deuchars perfectly understands the difficult relationship some of us have with our daily fitness routine. In How to be a Fit Bird she raises a smile and brings levity to our workouts, using Bob the bird to see us through a number of routines: from holistic ten-minute workouts to more specific sessions focusing on particular parts of the body.