He didn't buck. He gave a big kick and turned out from under her. If she had kept his neck bent while she put leg on him he couldn't have done that. If I were helping her I would tell her to keep his head bent to one side or the other and not ride him in any straight lines when he is tense in his face, neck and back.
There's nothing like the Rockies in the springtime... Nothing like the freedom in the air... And there ain't nothing better than draggin calves to the fire and there's nothing like the smell of burning hair. -Brenn Hill