The Question and Answer section for The Jungle Book is a great resource to ask questions, find answers, and discuss the novel.
The pack only accepts Mowgli because of Aleka. Aleka's death allows the pack to drive Mowgli away.
I'm sorry, this is a short-answer forum designed for text specific questions. What do you mean by therapeutic activity?
Major themes addressed in the novel, Mowgli's Brothers, include nature versus nurture, reason and knowledge, abandonment, laws and codes, and discrimination and envy.