It's possible that her leg is not broken and that she has has this:
http://www.majesticwaterfowl.org/mmissue72.htm#:~:text=Obturator%20Paralysis%20occurs%20when%20an,just%20inside%20the%20pelvic%20canal.&text=Obturator%20Paralysis%20is%20more%20common,or%20who%20lay%20abnormal%20eggs.