How To Dispose Of Animal Bones . With bigger ones, you may want to add an. The children are unaware of the existence of the skeleton. Are Chicken Bones Compostable Feb 28, 2020 · correspondingly, how do from mypicturesregistry.blogspot.com Submerge the bones in water and hydrogen peroxide for 24 hours. Bones will of course take longer to break down than softer food, but they eventually will. If you don't have a yard, bury the dog at your friend's house, or a secret place like the woods.