Biology & EvolutionNamaqualand’s long-tongued flies all pumped upEngela DuvenageDecember 20, 2013December 12, 2013 by Engela DuvenageDecember 20, 2013December 12, 2013 Have you ever watched long-tongued flies in action? To the untrained eye, it might seem as if those flies with an extra-long proboscis take extra-long...