Field Guide - Birds of Thatcher Woods Forest Preserve
Use this guide to identify birds that frequent Thatcher Woods, and see an image of the ruby-throated hummingbird.
Field Guide - Common Chicago Park District Species in Prairies & Savannas
Use this guide to identify common species of the Chicago Park District's natural areas, including birds such as the Baltimore oriole.
Field Guide - Warblers of the Chicago Region
Use this guide to identify warblers of the Chicago Region, including the Tennessee warbler.
MORE RESOURCES:
Pollinators - Hummingbirds | United States National Park Service
Hummingbird Learning Center | Pollinator Partnership