Audio problem: In the beginning, you can hear the sounds of the jungle, including the laugh of a kookaburra. The problem is: The film is set in India and kookaburras are only in Australia, not India.
Continuity mistake: When Mowgli is with the monkeys, Bagheera is on Mowgli's left, but then suddenly he is on Mowgli's right.
Answer: It was a threat to Mowgli, hoping to lure him back in grief and to save the younger wolves from the same fate.