【新编大学英语】（第一册）Unit 5 C 动物的危险处境（4/4）
Hints:Dodo
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上期链接戳这里http://t1.g.hjfile.cn/listen/201301/201301030456485157163.mp3Within the last 300 years, which is a very short time as far as nature is concerned, the Dodo has become extinct. You can see what a Dodo looked like from the picture.
In our own times, we find several species in danger. Sometimes this is because of human beings. In part of Australasia, people are very fond of eating turtles' eggs. As soon as the mother turtle has laid the eggs, someone digs them up. As a result, not nearly enough eggs are left to hatch out, and the number of turtles is going down.
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