两生

我向你赔礼道歉。我在你们这个国家人地两生，对你们这儿的风俗不那么了解。

I offer you my apologies , I 'm a stranger in this country , I don 't know the customs that well .

以缠绞方式杀死猎物，因也吃其它蛇类而得名，还取食小型哺乳动物、两生动物、鸟类和鸟蛋。

They kill by constriction ; named for their practice of eating other snakes , they also take small mammals , amphibians , birds , and birds'eggs .

受到吸虫寄生虽是多数两生类畸形的最可能解释，但绝不是唯一的原因，往往也可能受到其他因子连带影响。

Although parasitism by trematodes is the likeliest explanation for most outbreaks of amphibian deformities , it is certainly not the only cause and may often be abetted by additional factors .

有时，污染物与紫外线可能减弱了两生类的免疫系统，创造了感染的条件，使其更容易被寄生虫入侵。

At other times , pollutants or radiation may set the stage for infection by weakening an amphibian 's immune system and thus leaving the animal more vulnerable to a parasitic invasion .