Haha, Yes! I noticed my turkey plopped out a big, dark, melted-chocolate looking poo the other day. So...I googled it. Tons of pics online about chicken/duck/turkey/etc poo out there! An just in case you are curious, the melted-chocolate looking poo happens about every 6-8 times they poo...
I agree with Jules on those numbers. Check your air cells at day 7 and adjust if necessary. I've read that a little candle wax wiped onto a hairline crack will help. Never done it, but I think folks have been successful with it. Also fingernail polish, but I personally don't like the thought...