第 0491 号，共 1 402 张

Sri Lankan green pit viper

Craspedocephalus trigonocephalus

需要看医生很少致命，但被咬了要去看医生。

咬伤吃：肉

The Sri Lankan green pit viper is a venomous snake that lives only on the island of Sri Lanka. It spends much of its time up in trees and low shrubs, where its green colouring helps it blend in. Its bite is dangerous, so it is important to know what it looks like.1

生活在

Sri Lanka only (endemic). Found in all three climate zones except higher hills and arid zones.1

亚洲

首页

It is most common in wet zone grasslands and rain forests, and sometimes in cardamom, cocoa, coffee and tea plantations. It lives from 153 to 1,800 m above sea level. It is usually seen on low shrubs in the morning.1

长度

20 cm到1.3 m (7.9 in到4.3 ft)1

最高速度

约 3.5 公里/小时（2.2 英里/小时）

在陆地上, 粗略估计

它吃什么？

It eats lizards, frogs, small mammals and birds. It mostly hunts in trees but sometimes comes down to the ground to look for food.1

Sri Lankan green pit viper的照片 — Sri Lankan green pit viper。照片：Gihan Jayaweera。 CC BY 3.0, Wikimedia Commons.

怎样认出它

Usually green with a black, variegated (broken, mixed) pattern on the body1
A black line usually runs along the side of the head, and the tail is black1
Males often have a blue tinge, while females are mostly green1
Bulky, cylindrical body with a flattened, triangular head that is clearly separate from the neck1
Pit between the eye and nostril on each side of the head1

毒液之力

咬伤

它咬的时候，毒液通过毒牙或牙齿出来。

它的毒液会造成什么？

Its venom is mainly haemotoxic, meaning it damages blood and tissue. Bite victims feel severe pain and swelling, and blisters can form, with some tissue dying around the wound. The pain can last for a few days. Drooping eyelids (ptosis) and swollen lymph glands can also occur, and in some victims kidney failure and heart rhythm problems have been reported.1

它对人有多危险？

对人的危险: 严重被咬了要去看医生。死亡非常罕见。

Deaths from this snake have not been reported. Some bite victims do develop serious kidney and heart problems.1

它害怕时会做什么？

It is not usually defensive, but if disturbed it vibrates its tail tip, forms an S-shaped loop with its front body, and lashes out to bite, seldom hissing first.1

如果它咬人

让人保持安静不动，被咬的肢体与心脏保持同一高度，摘下戒指和紧身物品，尽快送医院。

一定先拨打你的急救电话（112、000、911）。这里是一般急救指导，不是医疗建议。急救基础

注意安全

永远不要摸、抓或逗弄野生动物，即使是很小的，即使它看起来在睡觉或已经死了。
给它留出空间。如果遇到它，保持冷静，慢慢后退，让它走自己的路。
如果被它咬了：保持冷静，保持不动，拨打你的急救电话（112、000、911）或尽快去医院。记住它长什么样，拍张照片会有帮助。

它不是冲着你来的。它用毒液捕猎或保护自己，而且它更愿意躲起来。更多安全知识

在世界哪里？

非洲亚洲欧洲北美洲南美洲澳大利亚和大洋洲

它有多大？

它有多长？

和 2.5 只家猫鼻子接尾巴一样长和 7 根香蕉首尾相接一样长100 秒就能跑完 100 米（最快的人需要 9.6 秒）

Sri Lankan green pit viper和你比起来有多大？

只是在你的浏览器里算一算。什么都不会被保存或发送到任何地方。

它有多快？

一只陆龟 约 0.3 公里/小时 (0.19 mph)

Sri Lankan green pit viper 约 3.5 公里/小时 (2.2 mph)

一个在走路的人 约 5 公里/小时 (3.1 mph)

值得了解

事实

Females are much larger than males, growing up to 130 cm, while males reach about 60 to 75 cm.1

It gives birth to live young, which is unusual for pit vipers, rather than laying eggs.1

It has a short, prehensile tail that it uses to grip tree branches, which suits its tree-living lifestyle.1

In the morning it climbs to the tops of trees to bask in the sun and warm its body.1

给毒液专家

学名: Craspedocephalus trigonocephalus
类别: 蝮蛇
家人: Viperidae2
排序: Squamata
大洲: 亚洲
宝宝: It gives birth to live young rather than laying eggs, usually about 5 to 25 at once, mostly in June and July.1
对人的危险: 3 / 5: 严重3