Cass County, IL
County14,842 species observed across 8 groups · Pop. 13.0K
Ecoregions
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Species observed
Birds· 423 species
Mammals· 94 species
Plants· 3,961 species
Reptiles & Amphibians· 133 species
Fish· 193 species
Insects· 7,251 species
Other Invertebrates· 877 species
Fungi & Lichens· 1,910 species
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StateIllinoisPop. 12.8M