Sean Wilson thought he was the proud owner of what might possibly be the world's biggest chicken egg — a half-pound freak of nature affectionately dubbed "the beast."

But upon cracking it open to see how many yolks it contained, Wilson discovered that his beast had another surprise in store for him, a la Ferrero's controversial Kinder Egg.

Not to give the twist away, but if you're looking for the science behind the freaky phenomenon, it can be found here.

[H/T: Kottke]