An introduced species, alien species, exotic species, adventive species, immigrant species, foreign species, non-indigenous species, or non-native species is a species living outside its native distributional range, but which has arrived there by human activity, directly or indirectly, and either deliberately or accidentally. Non-native species ...

Humans have introduced more different species to new environments than any single document can record. This list is generally for established species with truly wild populations— not kept domestically, that have been seen numerous times, and have breeding populations.

The case histories previously discussed often implicate introduced species as a cause of species extinctions. Humans have spread species deliberately as they colonized new areas, just one example being the Polynesians as they settled the eastern Pacific islands.

An introduced species refers to a species whose habitat occupies a much wider range than under natural conditions. This invasion into new habitat is the result of human action.

In conservation: Introduced species. The case histories previously discussed often implicate introduced species as a cause of species extinctions. Humans have spread species deliberately as they colonized new areas, just one example being the Polynesians as they settled the eastern Pacific islands. New Yorkers in the 1890s… Read More

An introduced species is an living thing that is not native to a given place. It has been brought there by human activities. People may have brought the living thing by accident or on purpose. The introduced species can cause problems when it becomes a pest in the new place. It may damage the ecosystem of the new place.

2022年7月25日 · 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...

An introduced species, alien species, exotic species, adventive species, immigrant species, foreign species, non-indigenous species, or non-native species is a species living outside its native distributional range, but which has arrived there by human activity, directly or indirectly, and either deliberately or accidentally. Non-native species ...

2024年5月27日 · An introduced species is an animal or plant living outside its native range that arrived through human activity, either directly or indirectly. They are also considered non-native species and can become naturalized, meaning they become established in a non-native area and reproduce, spreading beyond the point of introduction.

2021年12月23日 · The United States Register of Introduced and Invasive Species (US-RIIS) is comprised of three lists, one each for Alaska (AK, with 532 records), Hawaii (HI, with 6,075 records), and the conterminous United States (L48, with 8,657 records).