Nws yog ib qho yooj yim rau kev cob qhia thiab qhia ib tug dev ntawm Aussie yug - qhov no yog yooj yim tsis tau tsuas yog los ntawm ib tug innate txawj ntse tab sis kuj los ntawm ib tug instinctive lub siab xav ua kom haum tus tswv. Tsis tas li ntawd, tus dev xav tau kev ua si tsis yog rau lub cev xwb, tab sis kuj rau lub siab, thiab kev cob qhia muab cov khoom noj tsim nyog.
in dev