Meanwhile, a Twitter user with the handle @fheed6666 - who has more than 90,000 followers - tweets to acting Saudi Health Minister Adel M Fakeih: "@adelmfakeih #the_campaign_against_camels_exposed And we call for it to stop or for evidence to be produced because camels are fine and all the ill people are in cities." An info-graphic circulating on Twitter suggests camels are more valuable than petrol