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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.

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


Introduced Species: The Threat to Biodiversity & What Can Be Done. Daniel Simberloff. Learn how introduced species are a risk to threatened and endangered ...

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, ...

CISR: Invasive Species


Sep 19, 2016 ... FAQ's about Invasive Species in California ... Ash whitefly was first introduced into California in the late 1980s and was a significant pest of fruit ...

Invasive Species | Galapagos Conservancy


While introduced species have been known to cause devastation to native flora and fauna throughout the world, and certainly in Galapagos, the threat from ...

Invasive Species - Invasive Species - State of Michigan


What are Invasive Species? An invasive species is one that is not native and whose introduction causes harm, or is likely to cause harm to Michigan's economy, ...



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

invasive species | biology | Britannica.com


Nov 25, 2015 ... Invasive species, also called introduced species, alien species, or exotic species, any nonnative species that significantly modifies or disrupts ...

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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.

invasive species - National Geographic Society


Mar 24, 2011 ... Encyclopedic entry. An invasive species is an organism that is not indigenous, or native, to a particular area. Invasive species can cause great ...