Parameter Tree:
EARTH SCIENCE > BIOSPHERE > ECOLOGICAL DYNAMICS > SPECIES/POPULATION INTERACTIONS > INDIGENOUS/NATIVE SPECIES

Definition:
Indigenous Species or native species is a term applied to a species that
occurs naturally in an area, and therefore, one that has not been
introduced by humans accidentally or intentionally.  


Reference:
Allaby, M. 1998. A Dictionary of Ecology. Oxford University Press. Oxford, New
York.