A PDF field guide to the species reported in and around Willowbrook Forest Preserve, with common and scientific names and up to 3 photos of each, laid out for use in the field and offline.
The animals people report most often in and around Willowbrook Forest Preserve include Painted Turtle, Eastern Forktail, Common Eastern Bumblebee, Monarch and Fiery Skipper. Plants lead the list with 29 species, followed by 11 insects and 5 birds.
The 20 species reported most often here, of 50 in the full guide.
Painted Turtle
Haymaids
Bluebells

Buckthorn

Greek Valerian
Eastern Forktail
Mayapple
Common Eastern Bumblebee

Monarch
Hedge Garlic

Wild Tea
Beebalm
Fiery Skipper
Wild Geranium
Red Bee
American Robin

Grey-Headed Coneflower
