2-3 p.m. at Lyonia Environmental Center, 2150 Eustace Ave., Deltona. Learn about the Great Backyard Bird Count, which is scheduled Feb. 14-17, and discover how to contribute data from your own backyard using the Merlin and eBird apps. After the information session, join staff for a short hike to practice citizen science skills. This program is appropriate for age 12 and up. Free. Reservations are required; call 386-789-7207, ext. 21028, or visit https://tinyurl.com/lec-event.