In its latest 'Red List' which categorises species according to the risks they face, the group said that nearly a third, or 411 of the 1,300 species of fungi it assessed, are at risk of extinction.

Initially, fungus balls may cause no symptoms. As they grow, they can lead to pressure, pain on one side of the face, and drainage of foul-smelling mucus. Some patients experience crusting inside ...

In its latest Red List, which categorises species according to the risks they face, the group said that nearly a third, or 411 of the 1,300 species of fungi it assessed, are at risk of extinction.