Making the world better, one answer at a time. Starting at level 35 Koffing can evolve into Wheezing. Once evolved it will retain the same type poison and ability amorphous. Starting at level 35 Koffing can evolve into Wheezing. Once evolved it will retain the same type poison and ability amorphous.
Yangtze River - The Longest River in China. The Yangtze River has a strong claim to being the most interesting river in the world, with a wide variety of tourist attractions, scenery, and culture along its length.
The Yellow River or Huang He is the mother river of China. Its basin was the center of Chinese politics, economy and culture for over 2,000 years. It is the second-longest river in China (after the Yangtze), and sixth longest in the world.