Cam sex on skype 2013 - Dating an ugly man
Experts believe the same theory could hold true for people.
This makes sense, according to Dr Brooks, because any children resulting from such a pairing would have more diverse MHCs.
And the variety of MHC molecules has nothing to do with a man's or woman's appearance.
As part of his research - which featured in today's issue of New Scientist magazine - Dr Brooks teamed up with researchers at James Cook University, in Townsville, Australia.
If the face you see in the mirror each morning makes you wince, take heart.
And while you're at it, throw away all those beautifying pills, potions and creams in the medicine cabinet and cancel your subscription to the gym.
Because being ugly may actually help you attract the opposite sex, scientists believe.
They have found that having an 'unusual' appearance can be a good way to charm a mate.
It might help explain, for example, why Pretty Woman actress Julia Roberts found the somewhat facially-challenged Lyle Lovett alluring enough to marry.
Or why balding, bearded author Salman Rushdie - no Adonis in anyone's book - managed to beguile the stunning model Padma Lakshmi.Tags: Adult Dating, affair dating, sex dating