Beetle Horns (IMAGE) Indiana University Caption Shown are males of four of the 10 Onthophagus species examined in the study. From top to bottom: O. watanabei (North Borneo), O. taurus (Mediterranean), O. gazella (South Africa), and O. sagittarius (Indonesia). Credit Armin Moczek Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.