Ever wonder how hummingbirds do the fascinating things they do while in flight? Answers will be available when The Biomechanics of Hummingbird Flight: Aerodynamics, Muscle and Skeleton Function with Dr. Bret Tobalske, gets underway at 6:30 p.m. Saturday, Sept. 20, at Star Hall, 159 East Center Street. Dr. Bret Tobalske. Courtesy image“Hummingbirds are the only birds capable of sustained hovering, and exhibit phenomenal maneuvering,” reads the press release from the Grand County Public Library. These are free events and are in partnership with the library and the Moab Festival of Science.