Invasive Species Articles

Sunday, November 8, 2009

Introduced species

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 been accidentally or deliberately transported to ...  > full story

Zebra mussel

The Zebra mussel (Dreissena polymorpha) is a bivalve mussel native to freshwater lakes of southeast Russia. Zebra mussels are currently causing serious problems in North America and Sweden, where they are considered an ...  > full story

Purple loosestrife

Purple loosestrife is a semi-aquatic herbaceous plant belonging to the loosestrife family, Lythraceae, native to the wetlands of Eurasia. It is a herbaceous perennial plant, growing 1-2 m tall, forming ...  > full story

Pest (animal)

A pest is an animal which has characteristics which people regard as injurious or unwanted. An example of serious pests are those organisms which vector human disease, such as rats and fleas which carry the plague ...  > full story
 

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Saving Seahorses

Marine biologists, worried that regular harvesting of wild seahorses may threaten the creature with extinction, have begun breeding them in home. ...  > full story

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