No! Not werewolves! Lichen, like the symbiotic life forms made up of a photosynthesis buddy (like an algae or cyanobacteria) and a fungus buddy! But are they really just a couple? Or is it very common for lichen to actually be threesomes? Foursomes?! Moresomes?!! Find out about this very strange and cool goobers, this week on Petri Dish!

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References:

• https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0175091
• https://www.theatlantic.com/science/archive/2019/01/how-lichens-explain-and-re-explain-world/580681/
• https://www.frontiersin.org/articles/10.3389/fmicb.2016.00180/full
• https://science.sciencemag.org/content/268/5216/1492
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