Catfish: A father sea catfish keeps the eggs of his young in his mouth until they are readytohatch. Hewillnoteatuntilhis young are born, which may take several weeks.

• 鲶鱼：雄性鲶鱼也是把雌鲶鱼产的卵含在嘴里，以此孵出小鲶鱼。雄鲶鱼在从卵到孩子孵出的数周内不能进食。