




版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
1、According to the survey, there are 75 species die out everyday in the world. That is to say, at the average of 3 species vanish an hour. In china, the population of endangered animals is very rarely, and the number of endangered animals is decreasing right now. Due to human expansion, many animals h
2、avent home to live in.only produced in the middle and lower Yangtze River Chinese, The baiji is a warm blooded animal, known as the water of the giant panda. To twentieth Century, due to various reasons, the population decline, estimated in 2002 has been less than 50 head, it not only were classifie
3、d as a national protected wild animal, is one of the worlds 12 most endangered animal. In August 8, 2007, the Royal Society journal Biological letter published in the report, formally announced the baiji functional extinction.白鳍豚白鳍豚(LipotesvexilliferMiller) Sumatran tiger is the smallest subspecies
4、in all tiger species. Only distributed in Indonesias Sumatra island ( (印度尼西印度尼西亚苏门答腊岛亚苏门答腊岛). ). The habitat of the forest from the plains to the mountains. The only remaining wild Sumatran tigers are about 400-500, mostly five national parks in Indonesia island. 苏门答腊虎苏门答腊虎The Sumatran tiger White R
5、hinoceros,Members of the species once inhabited rainforests, swamps, and cloud forests in India, Bhutan(不丹)(不丹), Bangladesh(孟加拉(孟加拉共和国)共和国), Myanmar(缅甸)(缅甸), Laos, Thailand, Malaysia(马来西亚)(马来西亚), Indonesia, and China。Their numbers are difficult to determine because they are solitary(独立的)(独立的)animals
6、 that are widely scattered across their range, but they are estimated to number fewer than 275. Survival of the Peninsular Malaysia (马来半岛)(马来半岛)population is in doubt. Total numbers today may be as low as 200.北部白犀牛北部白犀牛(Sumatran rhinoceros)The Orinoco crocodile is a critically endangered crocodile.
7、Its population is very small and it can only be found in freshwater environments in Colombia( (哥伦哥伦比亚比亚) ) and Venezuela(委内瑞(委内瑞拉)拉), in particular the Orinoco River and its tributaries. Extensively hunted for their skins in the 19th and 20th centuries, this species is one of the most critically end
8、angered species of crocodiles. Males have been reported up to 6.6 m in the past, but such sizes do not exist today.奥里诺科鳄鱼奥里诺科鳄鱼The Orinoco crocodile The mouse lemurs are nocturnal(夜间(夜间活动的)活动的) lemurs of the genus Microcebus(倭狐猴属)(倭狐猴属). Lemurs and Mouse Lemurs were announced by the IUCN(国际自然和自然资源保护
9、联(国际自然和自然资源保护联合会)合会) as the most endangered of all vertebrates. There are about 24 mouse lemur species identified by 2016. There were only 2 known mouse lemur species by 1992. It was estimated that the 24 mouse lemur species evolved from a common ancestor 10 million years ago. Evolution of mouse lem
10、urs is an example for adaptive radiation.小嘴狐猴( (Mouse lemur) )Kemps ridley sea turtle is the rarest species of sea turtle and is critically endangered. It is one of two living species in the genus Lepidochely. it also is the whole world 12 most endangered animal only number into the growth trend of
11、animal. 兰兰. .坎皮海龟坎皮海龟(L. Kemps ridley sea turtle ) Monk seals are earless seals of the tribe Monachini. They are the only earless seals found in tropical climates. There are two genera of monk seals, Monachus and Neomonachus, comprising three species: the Mediterranean( (地中海地中海) ) monk seal, Monachu
12、s monachus ; the Hawaiian(夏威夷的)(夏威夷的)monk seal, Neomonachus tropicalis ; and the Caribbean(加勒比海(加勒比海) ) monk seal, Neomonachus tropicalis, which became extinct in the 20th century. The two surviving species are now extremely rare and in imminent danger of extinction.僧海豹僧海豹(monachus-monachus ormonkse
13、al) 奥瑞纳克鳄鱼(Orinoco Crocodile ) This kind of life in Venezuelas(委内瑞拉)(委内瑞拉) Orinoco crocodile. It is the largest American crocodile, is a rarity in the animal in Venezuela. Over the years the Venezuelan units concerned to take measures to protect endangered the Orinoco crocodile, and have achieved su
14、ccess. . The remaining wild Orinoco crocodile 250-700 at present.泰国猪鼻蝙蝠泰国猪鼻蝙蝠(Kittis Hog-nosed Bat) They live in Thailand, living in the teak(柚木)(柚木) forest and bamboo forest near. Due to the extensive deforestation(砍伐森林砍伐森林), ), leading to their living environment is destroyed, and now the survival
15、 of porcine nasal bat (猪鼻蝙蝠)(猪鼻蝙蝠)will not more than 200. 夏威夷蜗牛(genus Achatinella) Because of the damage to the environment, cause they gradually lost their original habitat. Besides they are also subject to other imported animal threats, such as mice, carnivorous (肉食性的)snails, Africa large snails.
16、And it brightly colored shell, lead to many collectors like snail shell people at any cost to have it. Now ,they extremely rare and in imminent danger of extinction.斯比克斯鹦鹉斯比克斯鹦鹉Cyanopsitta spixii By the end of 2000,“ Bix parrot has been extinct in the wild, the possession of only about 60, it is a p
17、ity that the 60 most are brothers and sisters, gene library is still needed to expand, or will because close relatives problems have caused extinction of lesions(病变)(病变). This birds future remains grim(残忍的)(残忍的). .微型猪微型猪(pigmyhog ) The worlds smallest pig, live mainly in the northeast of India. 60 cm in length, about 25 cm high, adult pigs under 10 kg. Once in the Himalaya(喜马拉雅)(喜马拉雅) Range area exists, now only A-Sun of the India (印度的阿桑地(印度的阿桑地区)区)region has
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 2025年建筑施工进度监督管理协议正式文本
- 重塑跨境电商出海新势能的背景意义及必要性
- 软组织生物力学实验系统基础知识点归纳
- 牦牛养殖的智能监控与数据分析
- 智能化辅导模式在高校学生管理中的创新探索
- 影视产业赋能区域经济发展的背景意义及必要性
- 哲学与现代探索
- 春节营销艺术设计
- 传媒实践与创新
- 黑龙江省应急通信网络基础建设规范第1部分总规范
- 新版《药品管理法》解读课件
- 东南大学附属中大医院ECMO操作记录单
- 环杭州湾地区发展战略规划研究
- 拟投入本项目的主要施工设备表
- 湖北省环境监测专业服务暂时行收费重点标准
- 纯碱MSDS报告化学品安全技术说明书
- 机械原理课程设计-织机开口机构设计说明书
- 我国服饰文化及地理环境关系研究报告
- Triz矛盾矩阵 48行48列
- (完整版)PICC维护操作流程及评分标准
- 统编人教部编版八年级下册语文第六单元测试卷(含答案)
评论
0/150
提交评论