関連ワード:  why do cats need a blanket    why do cats have a favorite blanket    do cats need a blanket at night    do cats need a blanket to sleep    why do cats bite a blanket and knead    why do cats knead a blanket    why do cats bite a blanket and make biscuits    why do cats lick a blanket    why do cats hold a blanket in their mouth    why do cats bite a blanket while kneading