invasive species

English

invasive species (plural invasive species)

(biology) Any species that has been introduced to an environment where it is not native, and that has since become a nuisance through rapid spread and increase in numbers, often to the detriment of native species.
- 2022 July 11, Helena Horton, “Oral contraceptives could help reduce grey squirrel numbers, research finds”, in The Guardian‎^[1]:
  Grey squirrels are an invasive species in the UK, introduced from North America in the 1870s. They pose a problem for wildlife including endangered red squirrels, which they outcompete.

species that has been introduced to an environment where it is not native and is a nuisance