Denis Crawford has studied, photographed and written about insects for more than 35 years. His background includes a decade in entomological research, and many years collaborating with an integrated pest management consultancy. Denis is author of Garden Pests Diseases & Good Bugs: the ultimate illustrated guide for Australian gardeners and co-author of Backyard Insects (soon to be released in an updated edition. See more posts on garden insects on his blog One Minute Bugs.