Image credits
Image Credits:

Photos: chestnut-breasted finch: courtesy of AMNH Department of Library Services, #K15252; gouldian finch: courtesy of AMNH Department of Library Services, #K15251; red-browed finch: courtesy of AMNH Department of Library Services, #K15249; hummingbird, forest, dinosaur skeleton, zebra mussels, bald eagles, butterfly garden: AMNH; suburban sprawl: courtesy of Lynn Betts, USDA Natural Resources Conservation Service; shoes: courtesy of Meg Carlough; Illustrations: medicine, reduce, reuse recylce, spider web: Eric Hamilton; dodo: courtesy of AMNH Department of Library Services, #6261, Jean Pretre, from Henri-Marie Ducrotay de Blainville, Nouvelles annales du Museum d'Histoire Naturelle, Paris: