However they have yet to find anything .
Scientists are baffled by the enormity of Dabe 's forearms and hands and have researched possible causes for his massive limbs ( such as gigantism and elephantiasis ) .
Scientists have yet to find anything .
Scientists are baffled by the enormity of Dabe 's forearms and hands and have researched possible causes for his massive limbs ( such as gigantism and elephantiasis ) .