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Photo#1033874
Geometridae (Horned Spanworm) - Nematocampa resistaria

Geometridae (Horned Spanworm) - Nematocampa resistaria
100 Acre Wood, Winneshiek County, Iowa, USA
June 9, 2014
I knew motion caused the tubercles to inflate but (I've never noticed before) so does talking and laughing loudly, or clapping hands.
collected by J van der Linden
June 26, 2014: adult emerged on/before and set free

Images of this individual: tag all
Geometridae (Horned Spanworm) - Nematocampa resistaria Geometridae (Horned Spanworm), spent pupa - Nematocampa resistaria Geometridae (Horned Spanworm), spent pupa - Nematocampa resistaria