Hey Argranade, I don't really know that much about the pelvic bone..charley is a jenday conure. I think I sent a picture of him back when he was like really young we had just gotten him;I will try and find it and send it and when ever we get our scanner so i can scan more pictures i will send more of him now..he has really grown he;s beautiful!!!!! well I'll talk to you later..oh yeah I was wondering have you ever had a conure beforE? I know you've had a lot of different kinds of birds