The ideal portable companion, the world-renowned Collins Gem series returns with a fresh new look & updated material. This is the perfect pocket guide for nature enthusiasts keen to identify the most commonly seen butterflies & moths in Britain & northern Europe. Authoritative text, beautiful photographs & detailed illustrations show the distinguishing features of each butterfly & moth to aid identification. Features information on size, habitat, geographical range & months when they can be spotted, as well as names of similar species with which each butterfly or moth could be confused, & details of the differences between them. This new edition builds on the strengths of the unrivalled original, now expanded to include over 240 butterflies & moths.