Appearance
Eyes — 眼睛
Introduction — 引言
People and animals see with their eyes. You have two eyes. Some animals have many eyes. Eyes can be little or big, and they can be many colors.
Chinese
人和动物用眼睛看东西。你有两只眼睛。有些动物有很多只眼睛。眼睛可以很小，也可以很大，而且可以有许多不同的颜色。
What animals have these eyes? What color are your eyes?
Chinese
哪些动物有这样的眼睛？ 你的眼睛是什么颜色的？
Now read and discover more about eyes!
Chinese
现在，让我们通过阅读来发现更多关于眼睛的知识吧！
1. Animals' Eyes — 动物的眼睛
What do animals do with their eyes? They look for food. The duck looks for food in water.
Chinese
动物用眼睛做什么呢？它们用眼睛寻找食物。鸭子在水中寻找食物。
The gecko has big eyes. It can see well at night. It looks for insects to eat.
Chinese
壁虎有一双大眼睛。它在夜晚也能看得很清楚。它会寻找昆虫来吃。
Eyes help to protect animals from other animals. The crab has two eyes on top of its body. It can see big animals, and then it can run away.
Chinese
眼睛可以帮助动物保护自己，躲避其他动物。螃蟹的身体顶部有两只眼睛。它可以看到大型动物，然后迅速逃跑。
2. Parts of an Eye — 眼睛的组成部分
Let's look at an eye. It has many parts. This is an elephant's eye. The eyelid and the eyelashes protect the eyeball. There are tears in the eye, too. The eyelid opens and closes, and the tears clean the eye.
Chinese
让我们来看一只眼睛。眼睛由许多部分组成。这是一只大象的眼睛。眼睑和睫毛可以保护眼球。眼睛里还有泪水。眼睑会睁开和闭合，而泪水可以清洁眼睛。
The pupil lets light into the eye. This helps people and animals to see. When there's lots of light, the pupil is little. When there's no light, the pupil is big.
Chinese
瞳孔让光线进入眼睛，这可以帮助人和动物看见东西。当光线很强时，瞳孔会变小；当没有光线时，瞳孔会变大。
People have tears to clean their eyes. People cry tears when they are sad, too!
Chinese
人的眼泪可以清洁眼睛。人们伤心的时候也会流泪！
3. Eyes at the Front — 长在前方的眼睛
People and many animals have two eyes at the front of their head. This helps them to see things far away.
Chinese
人类和许多动物的头部前方都有两只眼睛。这可以帮助它们看清远处的东西。
The hawk can fly fast and it can see very well, too. This helps it to hunt little animals to eat.
Chinese
鹰可以飞得很快，而且它的视力也非常好。这可以帮助它捕捉小动物作为食物。
The monkey has eyes at the front of its head. It can jump from tree to tree and it doesn't fall.
Chinese
猴子的眼睛长在头部前方。它可以从一棵树跳到另一棵树，而且不会掉下来。
Owls have eyes at the front of their head. Some owls can move their head around and see behind!
Chinese
猫头鹰的眼睛长在头部前方。有些猫头鹰可以转动自己的头，看到身后的东西！
4. Eyes at the Sides — 长在两侧的眼睛
Many animals have eyes at the sides of their head. They can see in front and behind.
Chinese
许多动物的眼睛长在头部两侧。这样它们既可以看到前方，也可以看到后方。
The frog has eyes at the sides of its head. It can look for insects to eat.
Chinese
青蛙的眼睛长在头部两侧。它可以寻找昆虫来吃。
The hammerhead shark has a long, flat head. It has eyes at the sides of its head. When it swims, it can see all around.
Chinese
双髻鲨有一个又长又扁的头。它的眼睛长在头部两侧。当它游泳时，可以看到四周的情况。
The stalk-eyed fly can see all around, too. It has eyes on two long stalks.
Chinese
长眼柄苍蝇也可以看到四周。它的两只眼睛长在两根长长的眼柄上。
The chameleon sees all around very well. One eye moves up, and the other eye moves down!
Chinese
变色龙可以很好地观察四周。一只眼睛可以向上转，而另一只眼睛可以向下转！
5. In Water — 在水中
The seal lives on land and in water. It has big, round eyes. It can see very well in water. It hunts fish to eat.
Chinese
海豹生活在陆地和水中。它有一双又大又圆的眼睛。它在水中可以看得非常清楚，并会捕捉鱼来吃。
The flatfish has two eyes on one side of its body. It can lie at the bottom of the ocean and look up.
Chinese
比目鱼的两只眼睛长在身体的同一侧。它可以躺在海底向上看。
Fish live in water, and they don't have eyelids. They don't close their eyes!
Chinese
鱼生活在水中，而且它们没有眼睑。它们不会闭上眼睛！
6. In the Dark — 在黑暗中
At night, some animals sleep. Many other animals look for food. The lemur looks for fruit and little animals to eat. It has big eyes with big pupils. It can see very well in the dark.
Chinese
到了晚上，一些动物会睡觉，而许多其他动物会出去寻找食物。狐猴会寻找水果和小动物来吃。它有一双大眼睛和大大的瞳孔，因此在黑暗中也能看得非常清楚。
It's very dark at the bottom of the ocean. The flashlight fish has lights under its eyes. This helps it to look for little fish to eat.
Chinese
海底非常黑暗。闪光鱼的眼睛下面有会发光的器官。这可以帮助它寻找小鱼来吃。
In the dark, cats and dogs have bright eyes. They can see very well. Look at this cat. What color are its eyes?
Chinese
在黑暗中，猫和狗的眼睛看起来很明亮。它们在黑暗中也能看得很好。看看这只猫，它的眼睛是什么颜色的？
7. Many Eyes — 许多只眼睛
Some animals have many eyes. Many spiders have six or eight eyes. The scallop can have more than 50 little eyes! How many of the eyes can you see here?
Chinese
有些动物有很多只眼睛。许多蜘蛛有六只或八只眼睛。扇贝可以有 50 多只小眼睛！你能在这里看到多少只眼睛？
Some insects have very many eyes. Look at this dragonfly. Each eye is thousands of little eyes together.
Chinese
有些昆虫有非常多的眼睛。看看这只蜻蜓。它的每只眼睛都是由成千上万个小眼睛组合而成的。
8. Protect Your Eyes — 保护你的眼睛
It's important for animals to protect their eyes. In the desert there's a lot of sand. The camel has long eyelashes so the sand doesn't go in its eyes.
Chinese
对动物来说，保护眼睛非常重要。沙漠里有很多沙子。骆驼有长长的睫毛，这样沙子就不会进入它的眼睛。
The meerkat lives in the desert, too. It's sunny and windy there. Its eyelids clean the sand from its eyes. The meerkat has black fur around its eyes. This protects its eyes when it's sunny.
Chinese
狐獴也生活在沙漠里。那里阳光强烈，而且经常刮风。它的眼睑可以清除眼睛里的沙子。狐獴的眼睛周围长着黑色的毛，这可以在阳光强烈时保护它的眼睛。
People wear sunglasses when it's very sunny. This protects their eyes.
Chinese
阳光非常强烈时，人们会戴太阳镜。这样可以保护眼睛。
Eyes are important. Remember to protect them!
Chinese
眼睛非常重要。记得要保护好它们！