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 Yangtze is also one of the biggest rivers by discharge volume in the world. The Yangtze River plays a large role in the history, culture and economy of China. The prosperous Yangtze River Delta generates as much as 20% of the PRC's GDP.