You get to learn all sorts of fun facts when you have your own chickens! Ours laid double yolks almost every egg for the first few weeks. We even got a triple yolk. According to google, it’s a 1 in 25 million chance!
Apparently this can make the news in other parts of the world…
http://www.telegraph.co.uk/foodanddrink/10328540/Couple-find-six-double-yolk-eggs-in-box.html