noun
a species that has been brought to a new location outside of its native range, often by human activities
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The introduction of non-native species into an ecosystem can have detrimental effects on the native wildlife.
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Bringing in species from outside can mess up the balance of the ecosystem.
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Introducing new species into the mix can really throw things off.
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Like a bull in a china shop, introduced species can wreak havoc on the delicate ecosystem.