Many wild animals are facing thedanger of extinction, because the environment that they are living in has changed greatly. For example, with the developmet of cities, the using of insecticide and serious pollution, their livingareas have become narrowcr and narrower. Many of the wild animals, noware confronted with food crisis. At thesame time, man is killing off species just for getting their fur, skin, horns, teeth and meat.

In order to protect our resources of ecology, people should realize that the loss of any species is at least the loss of source of knowledge and a source of natural beauty. There fore, measures of the following should be taken: pollution standards are made to keepdown poisons; killing off certain rare species is prohibited; national parksshould be set up as wild life, reserves.

Only if we human beings take some drastic measures can wild animalsbe preserved.