abstract:Cuttlebone, also known as cuttlefish bone, is a hard, brittle internal structure (an internal shell) found in all members of the family Sepiidae, commonly known as cuttlefish, a family within the cephalopods.
N
the internal calcareous shell of the cuttlefish, used as a mineral supplement to the diet of cage-birds and as a polishing agent 墨鱼骨; 用作给笼中鸟进食的矿物饲料及打磨作用剂