教学PPT：毛毛虫变蝴蝶的过程

This is the biggest butterfly in the world!

Queen Alexandra's Birdwing

亚历山大女皇鸟翼蝶

Female butterflies‟wingspan can reach 31 centimeters.

Queen Alexandra's Birdwing

Male butterfly

Butterfly is so beautiful 。

Today I want to show you some of their children ______ larvae [[‘lɑ:vi:] ] ef butterfly

If you can’t bear, close your eyes.

这种绿色的毛毛虫是菲律宾群岛的土著,其特点是长着大大眼状斑点的假脸,让它看起来像个十足的外星来客假脸是昆虫自我保护功能的一种,用来吓退潜在的进攻者

This green caterpillar[‘kætəpilə] can always be seen in Philippines.Does its eyes-liked macular reminds you of alien [‘eiljən] species? They use false face to frighten predators [‘predətə]（捕食者).

苍毒蛾的幼虫，常见于英格兰和威尔士，通常是黄绿色的，拥有丰富的毛刺。

Larva of white tussock【'tʌsək】moth , frequently seen in England and Welsh . It …s usually yellow-green, with rich burrs .

说到毛毛虫的“脸”，上面这位恐怕拥有一整套化妆工具。它四只小小的条纹状山羊胡子成了它最大的标志。

Look at this guy‟s face , Hot Lips with deep eyes. Could you find any insect which is more lovely than him?

Saddle[…sædl ] worm, a common caterpillar, it was full of poisonous stab ,it‟s special shape and bright colour make it easy to find. It …s only 1 inch long. You see, it …s really looks like a saddle.

鞍背虫，一种常见的刺毛虫，它浑身布满的毛刺有剧毒，好在具有极强分辨度的形状和颜色让它难以隐藏。它只有1英寸长，两头呈凸起的深棕色部分，中间是陷下去的绿色部分，形状看起来就像个马鞍。

法兰绒飞蛾的幼虫，正如它的名字一样，它怎么看怎么像个法兰绒制成的毛茸茸的毛球。

Larva of flannel […flænəl] moth ,as its name ,it seems to be a shaggy […ʃægi:]hair bulb.

暮眼蝶幼虫，被发现于澳大利亚东部城市布里斯班地区。它的身体是绿色的，带有白色斑点，头部带有深绿色阴影，并长有黑色或深红色的长长触角。

Melanitis leda was found in Brisbane district, a city of eastern Australia. Its body is green, with white -green spots. There are two long black or dark-red feelers on the head.

在所有无刺却有毒的毛毛虫中，浑身通绿、长有黄色触角、手臂和“屁股”的帝国犀额蛾的幼虫可能是看起来最吓人的一种了。它体长3-4英寸，只存在于美国南部本土。它是不是看起来像条小小的中国龙？

It may be the most horrible one in all poisonous stab caterpillars with green body and long yellow tentacles[…tentəkəl ]. It is about 3-4 inches long, only exist in the southern United States. Dose it looks like a small Chinese dragon?

Iarva of Swallow tail Butterfly(燕尾蝶) ,does it like a sea cucumber or a strange train? It feed with Aristolochia（马兜铃）----a kind of poisonous plant, but it would not be poisoned, it collects them to poison other creature.

上面这种有趣的生物告诉我们并不是只有长绒毛的毛毛虫才有毒。马兜铃燕尾蝶幼虫，它的命名是由于它以马兜铃为食。这种植物是有毒的，而此虫却不仅不会中毒，还能把毒素储存在身体里为它所用！

红尾蛾幼虫，广泛分布于欧洲和北美。它的绰号是“啤酒花小狗”，因为它看起来像只毛茸茸的可爱小狗，而且常常在啤酒花作物中被发现。

larvae of red tail

moth ,widely distributed in Europe and North America. Its nickname is “hops puppy”, because it looks like a fluffy['flʌfi] cute puppy, and often were found in beer crops.