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en.wikipedia.org/wiki/Introduced_species

An introduced species is a species living outside its native distributional range, which has arrived there by human activity, either deliberate or accidental. Non- native species can have various effects on the local ecosystem.

www.sms.si.edu/irlspec/Nonnatives.htm

Dec 1, 2007 ... Non-native species are species that have been introduced into new areas that have not historically been part of their native range. 'Exotic ...

myfwc.com/wildlifehabitats/nonnatives

More than 500 fish and wildlife nonnative species, also known as exotic species, have been observed in Florida. Not all nonnative species present a threat to ...

www.nps.gov/grsm/learn/nature/non-native-species.htm

Mar 24, 2017 ... Many non-native species have set up residence in Great Smoky Mountains National Park. A non-native is any species that occurs outside its ...

www.nps.gov/shen/learn/nature/nonnativespecies.htm

Shenandoah National Park contains a host of nonnative animal and plant species. Indeed, for vegetation alone there are 350 nonnative plants, about 25% of the ...

www.nps.gov/pore/planyourvisit/stop_invasive_species.htm

May 21, 2017 ... Non-native, invasive species threaten endangered animals and plants at Point Reyes National Seashore and are costly to control. Learn how ...

www.ncbi.nlm.nih.gov/pmc/articles/PMC4282110

Apr 29, 2014 ... Non-native species cause changes in the ecosystems to which they are introduced. These changes, or some of them, are usually termed ...

enviroliteracy.org/ecosystems/drivers-of-biodiversity-loss/non-native-species

Many plants and animals that are familiar to us today are not native. Some species are introduced intentionally for purposes of hunting and fishing; as an ...

www.nwf.org/Wildlife/Threats-to-Wildlife/Invasive-Species.aspx

Learn how invasive species threaten native wildlife.