Origins of masturbation traced back to primates 40m years ago – The Guardian

1. Origins of masturbation traced back to primates 40m years ago  The Guardian
2. Masturbation benefits revealed in new primate study: ‘Useful tactic’  New York Post
3. Study explains the evolutionary origins and advantages of masturbation  Phys.org
4. When and why did masturbation evolve in primates? A new study provides clues  Science News Magazine
5. Super semen could be one reason why primates evolved to masturbate  Popular Science
6. View Full Coverage on Google News

Source: Origins of masturbation traced back to primates 40m years ago – The Guardian