关键词: 动物; 攻击行为; 影响因素

Abstract: Under the natural enviroment,individuals often occur the aggressive behavior between the identical species animal, and it is significant in their lives. With the research of aggressive behavior,it indicate that aggressive behavior is a complex processes controlled many interactive factors. This includes both population density,food and other external factors,including internal factors such as genetic factors,individual differences. This article mainly makes a summary on influence factors of animal aggressive behavior.

Key words: animal; aggressive behavior; factors