>>>I'm surprised that you equate a bond between man and a man equal to that of a bond between a man and a woman.
>>
>>So marriage is genital-based?
>
>
>It some ways it is.
>I've haven't met a gay couple yet who have had offsprings on their own... naturally. Have you?

So marriage is:
1) Genital-based

Is it also offspring-based?