Environment key in "alien" bird invasions globally

20 Jun 2019
The Ring-necked Parakeet (Psittacula krameri), native to Africa and the Indian subcontinent, is now widely established across Europe. It is a familiar sight in many cities including London, where this photograph was taken.

The success of introduced or “alien” bird species is heavily dependent on their new environment, according to an international study featuring a University of Queensland researcher.

Alien birds – including invasive species – are most successful in locations and climates similar to their native habitats, and in places where other alien species are already established, the global scale study shows.

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