Waterford Press offers . . . different titles such as "Backyard" "Birds" and "Birds" "of" "Prey" . . . although these contain only simple listings of the most common types in your area, it's amazing how many species they pack into these inexpensive heavy duty cards. An added benefit is that they can be folded to create a book-like spine for easy display." --"Birding Business, Trends in Books" " There are dozens of these stunningly illustrated pocket guides to nature. They easily fit in a shirt pocket with space left for note paper and pen. While you won't want to discard your bulky bird, flower, tree, etc. books, these are ideal casual identification guides. In addition to the illustrations, there is enough descriptive material on each species to key in on and then follow- up when it is convenient to scour the books for greater details and confirmation. If we ran a store that catered to outdoor enthusiasts, we' d sure have some of these in the rack." -- "Shep, Bookshelf" Nature lovers may want to look into an expanding series of pocket guides form Waterford Press. The Pocket naturalist series has something for everyone's backyard. The laminated foldouts feature p to 150 items per guide on topics such as urban wildlife, backyard, birds, pond life, the night sky, and wildflowers. There are also regional, state and city guides for even more specific information. Each water-and-dirt-resistant guide sells for $5.95." -- "Garden Ideas and Outdoor Living