Secret female contraceptive weapons of female dolphins
Some female dolphins evolve secret genital weapons to avoid conception with unwanted partners.Spiders also like 'virgin'
A surprisingly unexpected finding: male spiders prefer to mate with female spiders and silk rather than choose big and experienced girls.Successfully transplanted biological penis from cells on skin
This is considered a century surgery when doctors can successfully implant the biological penis in the laboratory.When the body weakens?
After a decade-long study, the top US health consultants recently revealed a timetable for the weakening of body organs.