In the study, the researchers report that when ovulating female antelopes appear ready to leave, male antelopes make alarm cries identical to ones they make when lions are near. The males look in the direction the females appear headed as they make the cries, triggering them to falter and step back. The biologists watched 73 female antelope for 274 hours of observations from 2005 to 2009.
Read the full story at: http://content.usatoday.com/communities/sciencefair/post/2010/05/sexual-deception-detected-where-the-antelopes-play/1
