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摘要

The extraordinarily rapid evolution of natural history guides means that there has never been a better time to learn about the natural world. Working in the field as a zoologist, I am spoilt for choice with piles of vastly improved books and early-stage electronic apps. Take the new bird guides in The Crossley ID Guide series. These focus on maximising your chances of correctly identifying species by ramping up the number and variety of species images within the guide and placing these images within typical habitats.