Rose-breasted Grosbeak by Kia R. Jasper / Macaulay Library. Great Blue Heron by Nina Hale / Macaulay Library. Mystery birds by Trish Snider / Macaulay Library. Mystery birds by Gordon McIntosh and Grigory Heaton / Macaulay Library Red-tailed Hawk tails by Nicole Richardson / Macaulay Library. Illustration by Lauren Richelieu. Furtive but fancy. Photo by Todd Fibus/Macaulay Library. American Redstart: Part songbird, part firecracker. Image by Kojo Baidoo / Macaulay Library.
