I'm not sure specifically which 'jungle man story' you're referring to. It could be about a man living in the jungle, his adventures, how he survives, or perhaps his encounters with wild animals.
The story of the man in the jungle could tell of a man's journey into the heart of the jungle. He may be on a quest for something, like a hidden treasure or a lost civilization. Along the way, he has to deal with the unforgiving jungle climate. He might have to cross rivers filled with crocodiles, climb tall trees to avoid being trampled by elephants, and build fires to keep the nocturnal beasts at bay. As he delves deeper, he uncovers the secrets of the jungle and maybe even something about himself.
The main character in the 'jungle man story' might be a scientist who goes into the jungle to study its ecosystem. He could be someone who has dedicated his life to understanding the plants, animals, and the overall balance of the jungle environment. Or it could be a native tribesman who has grown up in the jungle and has a deep connection with it, knowing all its secrets and ways of survival.
One 'jungle man scary story' could be about a lost traveler in the jungle who encounters a strange jungle man. The jungle man has glowing eyes and makes inhuman noises. He starts following the traveler, getting closer and closer in the dark, dense jungle.
Well, in 'Jungle Jungle Book Story', Mowgli is raised by wolves in the jungle. There are many adventures. For example, he befriends Baloo the bear who teaches him about having fun and getting food easily. Then there's Bagheera, the panther, who is more serious and tries to guide Mowgli on a proper path. And all through the story, Mowgli has to constantly prove himself in the face of danger from the likes of Shere Khan, the tiger who wants to kill him because he is a human.
Some might be based on real events. For example, people could have seen an unknown creature in the jungle and then over time, stories grew around it and became 'jungle man scary stories'. But a lot of them are just fictional tales passed down through generations to scare people.