They cut out a path through the jungle.

He contracted malaria while living in the jungle.

He ran a great risk in the jungle.

He wrote a book about his adventures in the jungle.

He explored the Amazon jungle.

We chopped our way through the jungle.

The lion is the king of the jungle.

If the demolition of buildings is uncontrolled, a fine city is in danger of becoming nothing more than a concrete jungle.

This boat goes through the jungle.

There are so-called primitive cultures in the jungles of the Amazon and on the island of New Guinea, and there are so-called advanced cultures in Europe, Asia, and Africa, but the languages of these cultures are all equally advanced and complex.