<p>Thepygmyhippoisoneofnature'slastgreatmysteries.Solitary,secretiveandextremelyhardtofind,scientistsknowalmostnothingaboutthisendangeredanimalinthewildandwhatitneedstosurvive.Now,ayoungAustralianecologist,Wei-YeenYap,istakingonwhatcouldbe'missionimpossible'.InaremoteWestAfricanrainforest,Weiinvestigatesthesecretlifeofth...</p>
