A large number of freshwater sponges have been found in a nature reserve in southwest China's Guizhou. Their presence indicates good water quality and low levels of pollution.
Produced by Xinhua Global Service
Source: Xinhua
Editor: huaxia
2022-12-06 22:12:47
A large number of freshwater sponges have been found in a nature reserve in southwest China's Guizhou. Their presence indicates good water quality and low levels of pollution.
Produced by Xinhua Global Service