If killing is so bad, why do carnivores exist at all?

Following is an excerpt from a samvaad (dialogue) session with Acharya Prashant.

Questioner (Q): Why in nature all living beings are not vegetarians? Why does life eat life? If killing is evil, then why do carnivores, lions, and wolves exist at all?

Acharya Prashant (AP): Please understand, it is not killing that is bad. Killing does not operate…