A new species X is introduced in a forest. How is it likely to affect the local species of that area?

Normally, the effects of the species X are introduced in the forest that depends on the herbivores, omnivores and carnivores. Introduction as well as removal of the species is both minor as well as major effects based on the specials in the forest in more enticing manner. Local species feel a comfort.

Explanation:

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.