1993 Bugs of the World. Blandford Press. 192pp

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1996 With Simpson, S.J.) The Right Fly. Aurum Press, London.192pp

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1997 Expedition Field Techniques: Insects and other terrestrial arthropods. Royal Geographical Society, London. 94 pp

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2000 Dorling Kindersley Handbooks: Insects, spiders and other terrestrial arthropods. Dorling Kindersley. 255pp. (10 foreign language translations)

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2001 Main consultant and author for Animal: the definitive guide to the world’s wildlife. Dorling Kindersley. 624pp.

2001 Essential Entomology: an order-by-order introduction. O.U.P. 318pp

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2004 Pocket Nature Guide: Insects and spiders. Dorling Kindersley. 224pp

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2006 Endangered: wildlife on the brink of extinction. Cassell Illustrated. 192pp

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2008 Consultant and contributing author for Animal Life: the definitive visual guide to animals and their behaviour. Uhlenbroek, C. (ed.) Dorling Kindersley. 512pp

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2010 Contributing author for The Natural History Book: the ultimate visual guide to everything on Earth. Dorling Kindersley. 648pp

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2013 Bugs: A pop-up journey into the world of insects, spiders and other creepy-crawlies. Walker Books