您要查找的是不是：
- Serrasalmus nattererin. 红肚食人鱼(食人鱼科)
- Any of several tropical American freshwater fishes of the genus Serrasalmus that are voraciously carnivorous and often attack and destroy living animals. 锯脂鲤一种锯脂鲤属美洲热带淡水鱼，它是贪婪地肉食的且常攻击并毁灭活着的动物
- The razor-toothed piranhas of the genera Serrasalmus and Pygocentrus are the most ferocious freshwater fish in the world. In reality they seldom attack a human. 有着锋利牙齿的水虎鱼是世界上最残忍的淡水鱼类，水虎鱼属于锯脂鲤属和纳氏锯脂鲤属。事实上他们很少攻击人类。
- any of several tropical American freshwater fishes of the genus Serrasalmus that are voraciously carnivorous and often attack and destroy living animals 一种锯脂鲤属美洲热带淡水鱼，它是贪婪地肉食的且常攻击并毁灭活着的动物
- Myotis nattererin. 纳氏鼠耳蝠
- Ctenomys nattererin. 耐氏栉鼠
