Willowbrook Wildlife Center is accepting wildlife patients Thursdays - Tuesdays from 9:00am - 4:00pm and Wednesdays 9:00am - 12:00pm. The visitor center and outdoor trails are closed for construction. Willowbrook Wildlife Center is a rehabilitation facility that provides care and medical treatment for injured and orphaned wildlife native to northeastern Illinois. As an education center, Willowbrook also serves as a resource for understanding the natural world and provides learning experiences for DuPage County residents to help them live in harmony with diverse, healthy wildlife populations. Established in 1956.