There are some nasty fungi that cause diseases in plants, animals and people. One of the most famous is Phytophthora infestans (fie-tof-thor-uh in-fes-tuhns)
, which caused the Great Potato Famine in Ireland in the mid-1800s that resulted in a million deaths. See the news story on Phytophthora
in the News section. Fungi ruin about a quarter to half of harvested fruits and vegetables annually.
Many more interesting facts about fungi can be found throughout the Microbe website, so keep clicking and reading.
You can also get a lot of details about fungi and see some cool images at The Microbial World website.