noun, noun or participle which takes 'suru'
bone eating; gnawing on a bone; osteophagy
Refers to the act of eating or chewing bones, either by animals or, less commonly, by humans. The term 骨噛み is relatively rare and may be encountered in zoological or dietary contexts.
犬が骨噛みをしている。
The dog is gnawing on a bone.
骨噛みは一部の動物に見られる行動
Osteophagy is a behavior seen in some animals.