The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.
- Forsyth, A. 1992. Exploring the World of Insects: The Equinox Guide to Insect Behaviour. Camden House.
- Hilty, J. Editor. 2013. Insect Visitors of Illinois Wildflowers. World Wide Web electronic publication. illinoiswildflowers.info, version (05/2013)
See: Abbreviations for Insect Activities, Abbreviations for Scientific Observers, References for behavioral observations
- Shuker, KPN. 2001. The Hidden Powers of Animals: Uncovering the Secrets of Nature. London: Marshall Editions Ltd. 240 p.
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