RED DOG BLUE KAT BUFFALO FEMUR BONE SMRaw bones are an essential part of a quality raw diet. They are a source of calcium and promote oral health. Bones are natures toothbrush! Chewing on bones also helps to release endorphins. Recreational bones weight bearing bones that should be gnawed on and not chewed or swallowed. Bones that are filled with marrow should be avoided if your pet has pancreatitis. Contains marrow in a hollow centre. Remove bone once marrow has been consumed.