What do 13 kids from 11 mothers have in common?

So what is your guess? When I first heard that I was like..huh?? All those 13 kids share the same father, but they have no clue who the father is. Not even the mothers know who the father of their kid is. Don't take this in a wrong way.

And best of all, they all found one another through the Internet. All the kids were sired by one donor who goes by the name "Donor 401."

Donorsiblingregistry.com is the website where you can find some details on the donor, when you do a search on "Donor 401." According to the website and the report by "Inside Edition", a donor is

• German who stands 6' 4"
• Weight of the donor is 230 lbs
• Blue Eyes
• Brown Wavy Hair
• Has Masters Degree
• Former football player