indruck-interspecific-interactiontemperative-exclusion definition of competitive oceans universal teams of competitive-exclusion and the example of competitive exclusion What is competitive exclusion? if we see for instance the short words competitive-exclusion means that there is competition between two species and one have to be excluded out and the one who is disco all around if they have identical requirements then both species they cannot coexist means among those two species one species have to leave that specific habitat or they that should get ready for the death so what is the universality of this idea of competitive exclusion scientists have when this idea was proposed the scientists they were influenced very much about this idea after extensive studies in laboratory and also in the natural environment it came it became very clear that the idea of competitive exclusion is not existing universal at universal level means the competitive exclusion is not having any universality means the competitive exclusion is not having any universality this environment can be in some specific conditions but most of the time the idea of competitive exclusion it failed to prove what is the reason basic reason is that none of the two species present in any environment they are having identical requirements usually they may be utilising same resources but if they use the same resources then one of them may shift to some other resources if they have any competition then other than that resource they may be able to survive on the resource so if the competition is being done exclusively then the competitive exclusion is implemented but nature has a complex network of animals or living organisms so they depend on one more thing if there is a competition on one thing then they may be able to use the other resource however there are certain cases where the idea of competitive exclusion was proved for example we have here in California there is a specific insect pest that insect pest that is a red scale so red scale insect is actually the insect or the pest of the different types of the citrus fruits in california the citrus fruits have a specific insect or pest insect that is called the red scale insect red scale insect infects different parasites that is called the golden navel scale sucker golden navel scale sucker actually utilises the red scale pest golden navel scale sucker is also an insect this is also a specific insect that we already have a parasite of citrus crops it feeds it now to increase its efficiency we get it from the golden navel scale sucker a core species existed in china that is actually the lignin scale sucker the scientists imported the lignin scale sucker from china to the california and both species were introduced into the crops the fields of the crops were introduced one of the already native species was the golden navel scale sucker and the other species were imported from china that was the lignin scale sucker the scientists thought that these two species would eliminate the parasites and insects but after two years the scientists noticed that the native species is no more living there because the native species that were able to scale the golden navel were usually the Chinese species and the california species that were kept there the native species of california that was eliminated would disappear from there this is the example actually both species were imported from china and all the california species were and the food resources of both were the same the same resources imported from china were on the advantages of the native species this is the example where competitive exclusion is proved in this example competitive exclusion is proved but in most cases in nature there are very few studies in which competitive exclusion is found