24 x 36" posters printed on heavy-stock, recycled paper. Anatomy of a Tree Poster Regular price: $12.00 Sale price: $6.00 Endangered and Threatened Animals of North America Poster Regular price: $12.00 Sale price: $6.00 Rainforests Poster Regular price: $12.00 Sale price: $6.00 Wetlands Poster Regular price: $12.00 Sale price: $6.00 Sierra Club Presented by Pomegranate All of our pictures enlarge; click on any picture for a closer look. Text & images protected by copyright. Home | Customer Service Center | Ordering Information for the USA and Canada.