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Species descriptions, life cycle, morphology, and tips on photographing, rearing, collecting, and preserving specimens of caterpillars occurring in forests of the eastern United States.
A field guide to caterpillars commonly found in forests and woodlands of the Pacific Northwest, USA, including sections on natural history, nomenclature, identification keys, and a guide to collection and preservation of specimens.
Butterfly and moth specimens for exchange, butterfly picture galleries, entomological expedition to French Guyana, butterfly preservation, and links. In English and French.
This scheme is monitoring changes in the abundance of British butterflies and has produced important insights into almost all aspects of butterfly ecology.