The caterpillars will eat the leaves for nourishment to grow into new butterflies.
Without leaves, the tree will not grow and bear fruit. I planted the tree with the intention of having fresh limes for juices (and Coronas).
So who is good and who is bad?
We have competing attachments to desired outcomes.
Our minds and egos create judgments around those desires as justifications.
The butterfly is a pest in my fruit garden. I am a homicidal killer removing eggs and caterpillars before they fully develop.
It is all relative to the mind perceiving and judging the story.
Both are true.
Both are false.