Hmm. That may also explain why this particular chicken came running at me out of the woods the other day, with it's face feathers fluffed out looking like something out of Jurassic Park.
We have 5 "hens", all hatched in March or April. Of the two that were officially sexed before we got them, one is now clearly a rooster. Today when I got home I thought I heard him crowing. But it wasn't him, it was one of the non-sexed hens (saw and heard it myself). This was a VERY good...