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Emerald ash borer and Asian longhorned beetle

June 26, 2013
By RICHARD GAST , Adirondack Daily Enterprise

In short, an invasive species is one that is not native to an ecosystem and whose introduction causes, or is likely to cause, economic or environmental harm to that ecosystem or to public health. Once established, invasive species may impact biodiversity by out-competing native species for limited resources such as food and habitat, by altering and damaging existing habitat, by displacing native species, or by preying directly upon native species.

 
 

 

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