Appweavers 认领应用

Peterson is the most beloved name in natural history. Roger Tory Peterson wrote the first guide to birds in 1934, and founded US birding—now an $82BN industry. Peterson Birds of North America brings Peterson's legacy to the mobile world, with the fastest way to identify birds, record sightings, and share accomplishments on the iPhone and iPad. The app features content from Houghton Mifflin Harcourt's Peterson Field Guide series of books, through a multi-product exclusive licensing agreement.