Assertion: peregrine falcon's population | /r/CapableOf | become isolated
Facets:
value: in the persian gulf region
type: LOCATION
Source sentences:
text: Populations of ancestral "peregrinoid" falcons living in marginal habitat at the fringe of the African-Middle Eastern desert belt either adapted (and might have become isolated e.g. in the Persian Gulf region, which turned into semiarid habitat surrounded by vast deserts), or left for better habitat, or became extinct.