Wisconsin has several different ecosystems. Decide which one you want to cover andexplore it in more detail.
Since this is not my area of expertise, I searched Google under the key words "Wisconsin ecosystem" to get these possible sources:
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In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.
I hope this helps. Thanks for asking.
thanks--i did do that--i always find it helpful to at least try and see if it is anyone's area of expertise