Because these beetles probably already inhabited the original environment, and other species that migrated to there in search of resources were added to the community.
Ciidamada amaanka ayaa gaaray halka uu qaraxu ka dhacay, waxa ayna ciidamada halkaasi ka wadaan baaritaano ku aadan cidii ka dambeysay qaraxaasi iyagoo raadinaya Miinooyinka kale ee laga yaabo in lagu aasay Goobtaas.