noun
naturalized species
Biology term for a non-native species that has become established and reproduces in a new region without human intervention.
この帰化種は、もともと観賞用に輸入されたが、今では野生化している。
This naturalized species was originally imported for ornamental purposes, but now it grows wild.
Compound of 帰化 (naturalization) and 種 (species). The term is a direct calque from Western biological terminology.