The sheer magnitude of Glacier's magnificent landscapes command the attention of every visitor, however the real eye candy is in the details - and exploring the world of butterflies and moths opens the mind to see the tremendous diversity that nature bestows upon the million plus acres that comprise Glacier National Park. With citations of 156 lepidoptera species, this enhanced second edition includes photo galleries of 129 species as well as 35 video clips. Based upon historic butterfly lists and pinned specimens from the Glacier National Park Museum collection, as well as photographs of live insects, this guide will assist those who wish to explore Glacier's biodiversity at a more intimate level.