Swampscott:  Shaun McKay of Swampscott, 6, studies a marine fossil during a dinosaurs and fossils program at the Swampscott Public Library.  photo by Mark Teiwes / Salem News
Swampscott: Izabella Pitman of Swampscott, 8 shows her brother Ted, 10, an ammonite fossil at the start of a dinosaurs and fossils program at the Swampscott Public Library.  photo by Mark Teiwes / Salem News
Swampscott: Shaun McKay of Swampscott, 6, studies a marine fossil during a dinosaurs and fossils program at the Swampscott Public Library. photo by Mark Teiwes / Salem News
Swampscott:  Shaun McKay of Swampscott, 6, studies a marine fossil during a dinosaurs and fossils program at the Swampscott Public Library.  photo by Mark Teiwes / Salem News
Swampscott: Shaun McKay of Swampscott, 6, studies a marine fossil during a dinosaurs and fossils program at the Swampscott Public Library. photo by Mark Teiwes / Salem News
See photo in original gallery.