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Introduced species - Wikipedia


An introduced, alien, exotic, non-indigenous, or non-native species, or simply an introduction, is a species living outside its native distributional range, which has ...

Invasive Species - National Wildlife Federation


Learn how invasive species threaten native wildlife.

Introduced species - Science Daily


An introduced species (also known as an exotic species) is an organism that is not native to the place or area where it is considered introduced and instead has  ...

National Invasive Species Information Center


Provides a reference gateway to information, organizations and services about invasive species including federal, state, local and international sources.

What Is an Introduced Species? - Definition, Effects & Examples ...


A Look at Introduced Species. Introduced species, also called alien species, are those that have been moved by humans to an environment where they didn't ...

Introduced Species: The Threat to Biodiversity ... - ActionBioscience


Invasive species are a major threat to our environment because they ... Compared to other threats to biodiversity, invasive introduced species rank second only ...

Invasive species - Home Page | Department of the Environment and ...


An invasive species is a species occurring, as a result of human activities, beyond its accepted normal distribution and which threatens valued environmental, ...

Introduced Species - AmphibiaWeb


May 14, 2008 ... Amphibians have been greatly affected by introduced species through direct predation and competition. Recent studies have found that other ...



This web site is a collaborative project between the National Park Service and the University of Georgia - Center for Invasive Species and Ecosystem Health.

Invasives Species - U.S. Fish and Wildlife Service


Oct 17, 2012 ... Invasives Species Web site of the U.S. Fish and Wildlife Service. ... Learn More About Invasive Species. Invasive Species Home · News and ...