When Chinese tourists were traveling in South Africa and saw jade on the ground, why did the tour guide repeatedly emphasize "don't pick it up"?

Usually the tour guide will remind you not to touch or pick it up with your hands. In fact, this kind of thing is not a gem, and many people will feel a lot of discomfort after touching it. Because these things are wild plants and are very dangerous, but do not touch them casually. Many people like to travel to Southeast Asia because things there are cheaper, or they want to go to Western developed countries to experience the local prosperity and broaden their horizons. There are also some adventurous tourists who choose to travel to Africa.

This kind of stone looks very delicate and beautiful, like jade stones, because most of these plants grow under the sand, and only a little tip is exposed, so that you can protect yourself. Avoid harm from other animals. It is also particularly drought-tolerant, so in some arid areas, it will grow a bunch of cylindrical ones of various colors together, which is very beautiful.

Chinese tourists can be found all over the world, and even in Africa, there are Chinese tourism footprints. When Chinese tourists visit South Africa, it is a relatively primitive place. In South Africa, there is a kind of jade that grows on the ground. This green thing grows on the ground. It looks like "jade" casually. It is crystal clear and beautiful.

Many Chinese tourists saw a lot of "jade" on the ground, thought they had picked up a treasure, and planned to reach out and pick it up. At this time, the tour guide hurriedly came over and reminded not to reach out to pick it up. It is not a kind of gem, and some people will suffer from physical discomfort if they touch it. In Africa, try not to touch some wild plants. After all, some plants that you don’t recognize can be dangerous.