The team wishes to investigate the island, but none can swim or soar so far (it was widespread for such supernatural powers to get widespread among figures in these epics). However, Jambavan is aware of from prior gatherings that Hanuman used to be able to do this type of feat https://hanuman-shabhar-mantra69011.mybuzzblog.com/16838361/not-known-factual-statements-about-vashikaran