Long Before Trees Overtook the Land, Earth Was Covered by Giant Mushrooms
This links to a wikipedia page <a href="https://en.m.wikipedia.org/wiki/Prototaxites" rel="nofollow">https://en.m.wikipedia.org/wiki/Prototaxites</a><p>So they don't look like toadstools. (sorry)<p>I'm confused about how these fit in the ecosystem though. Are these still just the fruiting bodies? Are they permanent?