Bat bugs turn transsexual to avoid stabbing penises

[Butterfly]

Bat bugs turn transsexual to avoid stabbing penises

New Scientist
By Rowan Hooper
09/19/2007

"IF YOU thought human sexual relationships were tricky, be thankful you're not an African bat bug. They show what could be the most extreme case of transsexualism yet discovered. Male bat bugs sport female genitalia, and some females have genitalia that mimic the male's version of the female bits - as well as their own redundant vagina"