関連ワード:  why do cats chew on blankets    why do cats chew on blankets and knead    why do cats chew on blankets and purr    why do cats nibble on blankets    why do cats bite on blankets    why do cats chew on rugs    why do cats chew on soft blankets    why do cats chew on fuzzy blankets    why do cats bite blankets and knead    why do cats bite blankets and make biscuits