Northern Prairie Wildlife Research Center
Birds of North America ($11)--Full-color, 360-page illustrated bird identification guide.
Oklahoma Wildscapes Certification Packet ($5)-- Information on landscaping for wildlife, water sources, hummingbird and butterfly gardens, recommended plantings and certification guidelines.
Attracting Birds ($2)--20-page booklet detailing types of feeders, seeds and water sources.
Hummingbird & Bufferfly Seed Packets ($ 1.50)-- Seeds from eight annuals and perennials that can be planted over a 40-square-foot area to attract hummingbirds and butterflies.