The doctor says that he's absolutely sure that this is a penis.
And with that, not only did I put a porno picture on my site. I also mentioned penis.. Hey that makes my site not safe for work until I put enough entires to push this off the front page!
[update] Just for you people who don't get it, this is a shot of the babies butt so that's his penis circled... unless it's a she and she's giving me the finger!