Harness training with Koko, our 40 year old Umbrella cockatoo. The warmer temps are coming out now is the perfect time to start harness training. There are several steps in the training, so we are starting the training now for when we are ready to head outside. When we adopted Koko six years ago, he was a bird that would bite hands if he was able to. That behavior served a purpose for him. We found the purpose it served, identified his positive reinforcers, and the training to change that behavi