Alolan Unfezant are newer arrivals to the islands. Selectively breed in order to remain flightless, they were released as game near the mountain highlands for a safari zone like challenge. In recent years it has seemingly filled out the role that extinct ground bird pokemon used to fill. Scientists argue whether it is truly filling the niche, and if this is helping or hindering the environment.
Based on recent observations of pheasants possibly filling in the flightless bird niche at Mauna Kea.
http://www.ifa.hawaii.edu/info/vis/natural-history/fauna/chukar.html>>28253433Nice, using an actual invasive.