That's very interesting. Sounds like he's stronger than he looks. Let's just hope his organs are normal. If they are, I'm sure he'll learn how to navigate his legs. I would keep a watchful eye on him with any other chicks. His bum legs look just like little worms. Keep us posted on your little...
Aww, poor baby. Either its a deformity or he absorbed a twin!! Who knows, maybe he'll be fine and lead a happy life. I've heard a lot of deformity/absorbed twin success stories.