「Therazor-toothed piranhas of the genera Serrasalmus and Pygocentrus are the most ferocious freshwater fish in the world. In reality they seldom attack ahuman.」
よーい,はじめ!
http://news.goo.ne.jp/article/infostand/business/1451249.html
「Therazor-toothed piranhas of the genera Serrasalmus and Pygocentrus are the most ferocious freshwater fish in the world. In reality they seldom attack ahuman.」
よーい,はじめ!
http://news.goo.ne.jp/article/infostand/business/1451249.html