无毒蛇

方法：将3种无毒蛇血清分别与4种蛇毒混合，注入NIH小鼠腹腔，观察NIH小鼠生存时间。

Methods : Each kind of serum of nonpoisonous snake was mixed with each kind of four venom .

问题：确认是无毒蛇咬伤，如何处理？

Q : how to deal with the confirmed bite by nonpoisonous snake ?

北美和亚洲各种以啮齿目动物为食的无毒蛇。

Any of various nonvenomous rodent-eating snakes of North America and Asia .

无毒蛇血清中对抗蛇毒的解毒因子初探

Antitoxin Factors in Serum of Nonpoisonous Snakes Detoxicating Several Kinds of Venom

颈部为亮黄色的欧洲无毒蛇；在英格兰很普遍。

Harmless European snake with a bright yellow collar ; common in England .

包含北美猪鼻蛇在内的一种小的无毒蛇。

A genus of small colubrid snakes containing the North American hognose snakes .

美国东南部林地中无毒蛇。

Harmless woodland snake of southeastern United States .

它们是在当地收集的无毒蛇。

They 're a nonvenomous species collected locally .

你知道如何分辨毒蛇和无毒蛇吗？

Do you know how to distinguish a poisonous snake from a harmless one ?

沃那比蛇是一种无毒蛇，它们身长可超过4.5米。

This non-venomous wonambi grew more than 4.5 meters ( 15 ft ) long .

在毒蛇搜索著青蛙的同时，一种很相像的无毒蛇也追捕著它古怪的猎物。

While the viper seeks frogs , a rather similar non-poisonous snake pursues its own quirky prey .

各种大型无毒蛇，它通过缠绕挤压而杀死猎物。

Any of various large nonvenomous snakes that kill their prey by crushing it in its coils .

目的：对几种无毒蛇血清进行筛选，寻找对抗多种蛇毒的天然成分。

Objective : To elucidate the antitoxin factors in the serum of nonpoisonous snakes which could inhibit several kinds of venom .

北美洲的多种无毒蛇，传说它们可以将尾衔于口中，如轮滚动般行进。

Any of various harmless North American snakes that were formerly believed to take tail in mouth and roll along like a hoop .

而这并不是因为生存竞争强迫而成的，蛇可以和数千种的无毒蛇一样，不依靠毒药捕食而谋生。

It was not forced upon them by the survival competition ; they could have caught and lived on prey without using poison just as the thousands of non-poisonous snakes still do .

1994年至1997年作者对安徽省皇甫山自然保护区的蛇类资源进行了调查，共发现蛇类11种，其中有毒蛇3种，无毒蛇8种。

By the survey of snakes in Huangfu Shan Natural Preservation Fields from 1994 to 1997 , the author has found 11 kinds of snakes , in all with one to several specimens of each kind except T.

这就意味着所有蛇类的祖先都是毒蜥蜴，也就是说，根据这项研究，关于蛇的祖先这个问题来讲，根本就没有无毒蛇之说，包括黄颌蛇。

This suggested that the common ancestor of all snakes was actually venomous lizard , which means that actually , according to this research , anyway , in terms of the snakes ' ancestry , there is no such thing as a non-venomous snake , not even colubrids .

那么一条无毒的蛇怎么保护自己呢？

But how do you defend yourself if you are a harmless snake ?

生活在水里或水边的各种无毒的蛇。

Any of various mostly harmless snakes that live in or near water .

它是一条无毒的蛇。

It is not venomous .

在这个过程中，他们学会了识别有毒的蛇和无毒的蛇，并经常抓无毒的蛇来吃。

During this period , they have learnt how to distinguish poisonous snakes form innoxious ones and often catch them to eat .

横斑锦蛇被誉为“世界上最美丽的蛇”，是一种温和、无毒的蛇种。

Elaphe perlacea , hailed as the most beautiful snake in the world , is a mild and non venomous snake species .

据星期五消息，Furtivo，Dryadophis家庭的成员之一，是一条无毒的蛇，但却很活跃。这条蛇可能是在飞机起飞前悄悄溜进飞机，或者隐藏在乘客的手提行李里面。

It said Friday that Furtivo , a member of the Dryadophis family of snakes , wasnon-venomousbut " feisty . " The snake may have snuck onto the plane before take-off , or hitched a ride in a passenger 's hand luggage .