what is non native species
Non-native species are species that have been introduced into new areas that have not historically been part of their native range. 'Exotic,' 'alien,' 'nonindigenous,' and 'introduced' are all synonymous terms referring to non-native species.In contrast, native species are species that have historically occurred as part of an ecosystem in a specific location. Native species are also called indigenous species.Introduction is defined by Krueger and May (1991) as the transfer by humans of an organism outside its native range.n contrast, native species are species that have historically occurred as part of an ecosystem in a specific location. Native species are also called indigenous species. Introduction is defined by Krueger and May (1991) as the transfer by humans of an organism outside its native range.