Updated to include 19 new species.
Dr Paul Horne is an entomologist who, since 1996, has run his own company, IPM Technologies P/L, specialising in integrated pest management and the biological control of insect pests. His work regularly takes him to all states of Australia and around the world. Denis Crawford has been working with insects for more than 35 years as either researcher, writer, photographer or adviser. His work combines a passion for macro insect photography with his professional interests in horticulture and the environment.