Researchers discover chimps flirt with one another

Researchers discover chimps flirt with one another. Professor Cat Hobaiter, who has studied primates for over 20 years, says adolescent chimps also chat each other up.And they do it in the most adorable way - by carefully ripping leaves in front of the individual they fancy.Professor Hobaiter, from the University of St Andrews, has spent her career carefully studying ape communication, including the use of gestures.