(i like this part since there seems to be a kind of feedback and control system in a biological setup and what happens when this feedback and control system is upset? and how we have upset already the feedback and control system of the planet the mechanism that regulates global temperature anyway, i have watched the premier showing of the hbo production, i waited for it as it was advertised then)
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The fungus proliferates when there is a large supply of hosts—for instance, when the ant population flourishes and becomes so large it threatens to overwhelm the resources available to the colony. As more ants fall victim to zombifying spores, their numbers dwindle until (a) there are once again sufficient resources to support what remains of the colony, and (b) there are far fewer ants available to serve as hosts...
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https://arstechnica.com/gaming/2023/01/meet-the-real-zombifying-fungus-behind-the-fictional-last-of-us-outbreak/