From the Cornell Lab of Ornithology eNews from the USA, September 2016:
Lab Bird Coloring Books Are Here
Birds bring color into our world–now you can return the favor.
Two new adult coloring books from the Cornell Lab Publishing Group are now available. The America’s Favorite Birds book features 40 species you helped choose by casting a quarter of a million votes. In Birds of Paradise, Lab scientist Ed Scholes is your guide on a coloring expedition that features some of the world’s most extravagantly feathered species. Visit the Cornell Lab Publishing Group website and click “Free Downloads” at the top of the page to sample the pages, or use the code new4fall25 to get 25% off your purchase!