Ingwe yaseTasmania: iphelile noma iyaphila? Ucwaningo luphakamisa ukuthi kungenzeka baphile isikhathi eside kunalokho ebesikucabanga
Ngokusekelwe ekubonweni okubikiwe, abanye ososayensi bathi lesi sidalwa esiyisakhiwo sodumo cishe sasinda kwaze kwaba sekupheleni kweminyaka yawo-1980 noma 1990, kodwa abanye bayangabaza.