Polk County, NE
County8,972 species observed across 8 groups · Pop. 5.2K
Ecoregions
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Species observed
Birds· 412 species
Mammals· 81 species
Plants· 2,399 species
Reptiles & Amphibians· 74 species
Fish· 108 species
Insects· 5,296 species
Other Invertebrates· 552 species
Fungi & Lichens
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Part of
StateNebraskaPop. 2.0M