Rainforest Publication's field guides to Panama's natural life include a series of specialized guides plus a new guide for the generalist which includes the exotic animals of Panama that every naturalist would hope to encounter.The fold out pocket guides are approximately 24" by 8.75" (61 cm by 22 cm) when spread flat, and contain twelve 9 cm by 22 cm "pages" plus a front and back cover pages. When folded, they are only approx. 3.5" by 8.75" (9 cm by 22 cm) and easily fit into your pocket.