Mope mou mike mis maption.
I think it’s just superstition; I know of no natural mechanism
So, they used the frozen sperm of their husbands from a sperm
marfisa-thor.tumblr.com/post/133422306891/
marfisa-thor.tumblr.com/post/133422310506/
marfisa-thor.tumblr.com/post/133422313816/