red spruce aphid
11Gall — For other uses, see Gall (disambiguation). Kalanchoë infected with crown gall using Agrobacterium tumefaciens …
12Invasive species — See also: List of invasive species, Introduced species, Pest (organism), and Weed North American beavers constitute an invasive species in Tierra del Fuego, where they have a substantial impact on landscape and local ecology through their… …
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