竞争排除原则 参见 参考文献 导航菜单编

化能有机营养生物分解作用腐生营养有機碎屑Detritus動物的色彩Animal coloration反捕食適應Anti-predator adaptation偽裝植物对食草动物的防御Plant defense against herbivory擬態Predator avoidance in schooling fish


生態學生物学


生态学生态區位竞争日行性夜行性适应辐射




竞争排除原则（也称竞争排斥原理或高斯定理）[1]在生态学里指的是，两个物种不能同时，或者是不能长时间地在同一个生态區位生存。因为两者之间会展开竞争，导致其中的一方获胜，可以留在原来的生态龛位继续生存。


另一方为了继续生存，会改变自己的居住地，或者改变饮食习惯，或者改变自身习性（如改日行性为夜行性，达到时间上和获胜的一方分离），进化适应以延续生命。相对来说，失败者一方完全灭绝是很少见的。这些改变也是促成了适应辐射：从原始的一般种类演变至多种多样、各自适应于独特生活方式的专门种类的过程。



参见


  • 遗传漂变


参考文献




  1. ^ 加勒特·哈丁 (1960). The Competitive Exclusion Principle. Science 131, 1292-1297.



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