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美国青蛙又名河蛙、水蛙。原产于美国,20世纪80年代后期引进我国,其肉质细嫩,味道鲜美,是上等的食用蛙,近年来美国青蛙在四川养殖逐渐增多,但是由于对美国青蛙生活习性和敌害生物的不熟悉,常造成养殖失败。其中蜻蜓幼虫对蝌蚪的危害尤其大。蜻蜓幼虫
American frog, also known as river frog, water frog. Native to the United States, introduced to China in the late 1980s, its meat quality is tender and delicious, is a top-grade edible frog. In recent years, American frogs have been growing more and more in Sichuan. However, due to their unfamiliarity with the habitat and predatory creatures of American frogs , Often resulting in breeding failure. Among them, dragonfly larvae are particularly harmful to tadpoles. Dragonfly larvae