Arlington Heights, IL

City

12,934 species observed across 8 groups · Pop. 77.4K

Ecoregions

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Species observed

Birds· 454 species

Mammals· 70 species

Plants· 3,474 species

Reptiles & Amphibians· 82 species

Fish· 114 species

Insects· 5,920 species

Other Invertebrates· 710 species

Fungi & Lichens· 2,110 species

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Part of

CountyCook County, ILPop. 5.3M