1; why is death by predators are more natural or "right" then death by starvation? How does one determine when an ecosytem is in balance ? Do predators really kill only the old and sick prey? what...

1; why is death by predators are more natural or "right" then death by starvation? How does one determine when an ecosytem is in balance ? Do predators really kill only the old and sick prey? what evidence is there for this statement?

2' What is your opinion of the balance of nature hypothesis?