第 0527 号，共 1 402 张

Red diamond rattlesnake

Crotalus ruber

名字的由来： The specific name 'ruber' is Latin for red, which refers to the snake's reddish colour.1

需要看医生很少致命，但被咬了要去看医生。

响尾蛇

咬伤吃：肉

对人的危险: 严重被咬了要去看医生。死亡非常罕见。

The red diamond rattlesnake is a venomous pit viper with a reddish colour. It lives in southwestern California in the United States and in Baja California in Mexico. Its bite is a medical emergency, even though its venom is one of the weaker rattlesnake venoms.1

生活在

Southwestern California (USA), Baja California peninsula (Mexico) and islands in the Gulf of California1

北美洲

首页

It lives in cooler coastal areas, over the mountains and into the desert beyond. It favours dense chaparral (shrubby scrubland) in the foothills, cactus patches and brush-covered boulders, from sea level up to 1,500 m. Small caves and cracks in reddish sandstone mesas are a favoured home.1

长度

30 cm到1.6 m (1 ft到5.3 ft)1

最高速度

约 3.9 公里/小时（2.4 英里/小时）

在陆地上, 粗略估计

它吃什么？

It preys on rabbits, ground squirrels, birds, lizards and other snakes. Coastal snakes eat prey with a larger body mass than desert snakes.1

Red diamond rattlesnake的照片 — Red diamond rattlesnake。照片：Caudatejake。 CC BY-SA 4.0, Wikimedia Commons.

怎样认出它

Reddish colour, which gives the species its name1
A pattern very similar to the western diamondback, C. atrox1
The first lower lip scale on each side is split, forming a pair of chin shields1
Usually 29 rows of dorsal (back) scales, ranging from 25 to 31 rows1

常被误认为： It is very similar in pattern to C. atrox, the western diamondback. The red diA mond rattlesnake can be told apart by its reddish colour and by the split first lower lip scale that forms a pair of chin shields.1

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？

All rattlesnakes are venomous, and this species has one of the least potent rattlesnake venoms. Its venom contains enzymes that break down proteins and damage tissue, and it can cause massive swelling, pain, bruising, blisters and tissue death at the bite site. Symptoms can also include nausea, vomiting and bleeding problems, because the venom affects how the blood clots.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。

Its venom is mild compared with other rattlesnakes, and the snake has a mild disposition. However, a bite is still a medical emergency and can be fatal without prompt antivenom treatment.1

好消息：医生有药（抗毒血清）或治疗方法。1

它害怕时会做什么？

This species is of a mild disposition.1

如果它咬人

A bite from this snake is a medical emergency. Get medical help straight away, because prompt antivenom treatment is needed.1
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 3 只家猫鼻子接尾巴一样长和 9 根香蕉首尾相接一样长92 秒就能跑完 100 米（最快的人需要 9.6 秒）

Red diamond rattlesnake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)

Red diamond rattlesnake 约 3.9 公里/小时 (2.4 mph)

一个在走路的人 约 5 公里/小时 (3.1 mph)

值得了解

事实

Its venom is one of the least potent of all rattlesnake venoms, yet a bite still needs urgent treatment.1

The largest recorded specimen measured 162 cm, which is long for a rattlesnake of this kind.1

Snakes from coastal areas are longer on average than those from desert areas.1

It lives on several islands in the Gulf of California, as well as on the Baja California peninsula.1

谣言粉碎机

谣言： Because its venom is mild, its bite is harmless.

真相： Its venom is one of the least potent of rattlesnake venoms, but a bite is still a medical emergency and can be fatal without prompt antivenom treatment.1

给毒液专家

学名: Crotalus ruber
类别: 响尾蛇
家人: Viperidae2
排序: Squamata
大洲: 北美洲
宝宝: It gives birth to live young (ovoviviparous). Females give birth in August to between three and 20 young, each 30 to 34 cm long.1
它在野外过得怎么样: Least Concern1
对人的危险: 3 / 5: 严重3