How to know which plants are safe to eat and which are toxic
Not all berries are good for our health. While the myth says that berries which animals can eat can be eaten by humans as well. But this concept is wrong. Humans should stick to blue berries and mushrooms and nothing else.
How to find directions from a tree moss
The traditional theory says that moss always grows on the north side of the trees, and hence you can follow the directions if lost in the jungles. However, the weather conditions say that moss grows on all sides of tree. Hence try using the North Star if you really want to find the direction.