To control nonnative species that have no natural competitors,scientists must remove the species from the ecosystem.

Question

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Scientists have several methods to control nonnative species that have no natural competitors, such as using pesticides or introducing natural predators or parasites. Completely removing the species from the ecosystem should always be a last resort, as it can have unintended and negative consequences on the ecosystem as a whole.

To Control Nonnative Species That Have No Natural Competitors,scientists Must