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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. While most introduced species can cause a negative impact to new ...
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 ...
This category is for list articles about introduced species This category is for articles about introduced species . Please do not add this category to general articles about single organisms, unless it is an article specifically about that species' introduction outside of its native range.
The wildlife of Canada or biodiversity of Canada consist of over 80,000 classified species, [a] and an equal number thought yet to be recognized. [3] Known fauna and flora have been identified from five kingdoms: [ 4 ] protozoa represent approximately 1% of recorded species; chromist (approximately 4); fungis (approximately 16%); plants ...
This is a list of mammal species recorded in the wild in Newfoundland, the island portion of the Canadian province of Newfoundland and Labrador.Only 14 known species (and one extinct species) are or were native to the island; this list is divided into native species and species introduced to the island since discovery by Europeans and colonization in the late 15th and early 16th centuries.
This is a list of invasive species in North America.A species is regarded as invasive if it has been introduced by human action to a location, area, or region where it did not previously occur naturally (i.e., is not a native species), becomes capable of establishing a breeding population in the new location without further intervention by humans, and becomes a pest in the new location ...
The most threatened wildlife species of Canada are listed in the List of Wildlife Species at Risk in accordance with the Canadian Species at Risk Act. About 65% of Canada’s resident species are considered "Secure". [4] Over 500 animal species are considered at risk in Canada. [5] More than 30 wildlife species have become extinct in the wild ...
N Amelanchier canadensis – Canada serviceberry, swamp shadbush, thicket serviceberry N Amelanchier humilis – low serviceberry , running serviceberry N Amelanchier laevis – smooth juneberry , Allegheny serviceberry, smooth chuckleypear