There is no denying the fact that arguing about testing on animals has become increasingly common in recent years. While it is commonly held that trying anesthetic on animals is horrible, there is also an argument that without testing medication we can not explore new remedy. This essay will analyse this topic from both points of view and express my opinion. On one hand, trying things on animals is one of the most terrible things that humans do. On the other hand, it means killing more animals , and this leads to environmental degradation. In addition, some pharmaceutical that have already worked in some animals will not work in humans due to the nature of the human body. For example, if any experiment has worked in the mouse and we try it on someone's life, maybe it will lead him to die , and this means many people die which leads us to another problem. On the other hand, the essential scientific discoveries have several benefits such as saving lives and treatment of dangerous ...