Wisconsin's Northwoods invertebrates - terrestrial and freshwater
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Cherrystone drop (Hendersonia occulta)
The only species in its genus, the cherrystone drop (Hendersonia occulta) is a tiny terrestrial…
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Cherry-faced meadowhawk (Sympetrum internum)
Information on the cherry-faced meadowhawk (Sympetrum internum) is currently being researched and…
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Swamp metalmark (Calephelis mutica)
The swamp metalmark (Calephelis mutica) is an orange-brown butterfly of North America that is…
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Dragonhunter (Hagenius brevistylus)
The largest of the North American clubtail dragonflies (Gomphidae family), the dragonhunter…
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Large heath (Coenonympha tullia)
Adult large heath butterflies always have their wings closed when at rest; males are smoky…
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Small pearl-bordered fritillary (Boloria selene)
This species is similar in appearance and size to the pearl-bordered fritillary , but has darker…
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Northern blue butterfly (Plebejus idas)
The northern blue butterfly (Plebejus idas) is a small North American butterfly with bright…
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Widow skimmer (Libellula luctuosa)
The widow skimmer (Libellula luctuosa) is a large, attractive dragonfly with uniquely patterned…
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Slippershell mussel (Alasmidonta viridis)
The slippershell mussel (Alasmidonta viridis) is a small freshwater mollusc with a yellow to dark…
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Painted lady (Vanessa cardui)
The beautiful painted lady butterfly is a long-distance migratory species, and is easily recognised…