Live Wilderness Challenge

I have walked on the roof of the world: on the icy ridge of Mount Everest;
I also traveled through the desert of death: the no-man's land of the Sahara Desert;
I once parachuted into the Swallow Cave from a height of [-] meters;
I also dived into the deep sea of ​​the Bermuda Triangle at a depth of [-] meters, and fought with underwater sharks!
My name is Chen Xu, from Huaxia, the most powerful wilderness anchor in the world, you can call me Master Xu, right now, I am broadcasting live in America, the largest tropical rainforest in the world, as you can see, I am covered in clothes A pair of shorts, yes, and no shoes. This time, I want to challenge myself to survive in the rainforest limit for [-] days without any items!