National Audubon Society
National Audubon Society: Audubon Adventures: City Life for Wildlife
Colorful and engaging resources for learning about urban-dwelling wildlife. There is a 4-page guide to urban animals and a multiple-choice quiz. Visit the Teachers' Lounge area to find resources for teaching about this topic, including...
Cornell Lab of Ornithology
Habitat Network: On an Abandoned Lot
Learn some simple things that will improve the composition of plants on vacant, urban lots.