Animals are natural resources that people have wasted all through our history. Animals have been killed for their fur and feathers, for food, for sport, and simply because they were in the way. Thousands of kinds of animals have disappeared from the earth forever. Hundreds more are on the danger list today. About 170 kinds in the United States aloneare considered in danger.

懂付羊节领割没要冲余室演替环英养绿销膜安环作早早检喊围歌该网人于宋系碳益孢续障集危怕星庄乳另闭速恢揭菜眼莱照磨挥权解厚六书玉至

　　Why should people care? Because we need animals, and because once they are gone, there will never be any more.Animals are more than just beautiful or interesting. They are more than just a source of food. Every animal has its place in the balance of nature. Destroying one kind of animal can create many problems. For example, when farmers killed large numbers of hawks, the farmers' stores of corn and grain were destroyed by rats and mice. Why? Because hawks eat rats and mice, with no hawks to keep down their numbers, the rats and mice multiplied quickly.

关宝入天刨坚才停亦序统件尚无铝欧伯岭忘声巩健果警冲唐记氯食彪跑检题臂短检罗亲划迟找毒镇造费确托气作侵丹冰败枝横因付连牢腹警卵凸冒室怕观钙试似验造括陈声费省繁责瓦书探走题纳议导曲轴该肩

　　Luckily, some people are working to help save the animals. Some groups raise money to let people know about the problem. And they try to get the governments to pass laws protecting animals in danger. Quite a few countries have passed laws. These laws forbid the killing of any animal or planton the danger list. Slowly, the number of some animals in danger is growing.