A study by Stephen Rossiter (Queen Mary University of London) on Asian horseshoe bats (Rhinolophus spp.) characterize the appearance (from a common ancestor) new species due to the use of different transmission frequencies.
Utafiti uliofanywa na Stephen Rossiter (Malkia Mary Chuo Kikuu cha London) Asia ya popo farasi (Rhinolophus spp.) tabia ya kuonekana (kutoka kwa babu kawaida) mpya aina kutokana na matumizi ya masafa tofauti maambukizi.