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Butterflies of Jefferson County, Kentucky
http://www.npwrc.usgs.gov/resource/distr/lepid/bflyusa/chklist/states/counties/ky_111.htm
Lists species found in the county. Includes pictures and descriptions.
Louisville Background Radiation Monitor
http://www.louisvilleradiation.net
An online geiger counter and statistics package providing background radiation data.
Moths of Jefferson County, Kentucky
http://www.npwrc.usgs.gov/resource/distr/lepid/moths/chklist/states/counties/ky_111.htm
Lists species found in the county. Includes pictures and descriptions.