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xi shi he zuo
Author(s): 
Pages: 54-57
Year: Issue:  11
Journal: Ocean World

Abstract: 河豚,学名河。它有着长椭圆形的身体,粗而圆的头胸部,钝圆的吻部,上下颌骨愈合而成的四个大牙板。它的身体光滑无鳞,没有腹鳍,体内有气囊,遇敌袭击或受到刺激时,气囊充气而使腹部膨胀。内脏有巨毒。河豚分布于温热带近海,以虾、蟹、海胆、乌贼和鱼等为食。在生物分类学上,它属于形目,科。
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