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Archive for April, 2009

Illinois Insect – Giant Swallowtail

Saturday, April 18th, 2009

Giant Swallowtail Butterfly

This Giant Swallowtail butterfly (Papilio cresphontes) was photographed by Gordon Adams (a member of our group). Butterflies of this species are the largest butterflies found in Illinois. They are typically encountered in woods and nearby open areas.

Illinois Insect – Regal Fritillary

Sunday, April 5th, 2009

This photograph of a Regal Fritillary (Speyeria idalia) was taken by our member Gordon Adams. This butterfly species is typically found in prairie or other open environments (more often in sandy regions). This is a state enangered species. More information can be found in the book – Field Guide to Butterflies of Illinois by John Bouseman and James Sternburg (2001 – ISBN 1-882932-05-6).

Regal Fritillary