Ends not how you'd think.
https://www.npr.org/2019/02/05/691528804/colorado-runner-kills-mountain-lion-in-self-defense
IDK, seems risky showing the soft underbelly to a predator.
https://www.npr.org/2019/02/05/691528804/colorado-runner-kills-mountain-lion-in-self-defense
The parks service offered several tips for such an encounter: Face the mountain lion, stand tall, and make yourself appear larger by raising your arms and opening your jacket if you are wearing one. Never turn your back.
IDK, seems risky showing the soft underbelly to a predator.