"Are you sure the direction is right?" asked Alex.
"Sure," Nathan said. He climbed up a big tree.
"Why climb up the tree?" asked Alex cluelessly.
"No reason. It's just that I feel more comfortable sleeping in a tree. We'll stay here," Nathan replied.
Reluctantly Alex also climbed up the tree after Nathan. Large tree trunks are difficult to grasp, but the many roots that propagate can be used as a handle and are more practical to get to the top.
Alex set foot on the same branch as Nathan. He looked down and felt that their position was quite high.
"How can we sleep in such a high position," said Alex.
Nathan didn't answer. He was busy with dangling tree roots. He patiently strung the roots of the tree to form a net between the hollows of the wooden branches. If you look close
