The Bailey-Matthews National Shell Museum & Aquarium will host a guided Snail Search and Biodiversity Walk today, June 19, from 3 to 4 p.m. at Lakes Park, at 7330 Gladiolus Drive, Fort Myers. Participants will search for land snails, document their sightings for the benefit of science, and explore the flora and fauna. The walk is free, but advance registration is required. Parking costs $1 per vehicle per hour. For more information or to register, contact Jorden Falker at jfalker@shellmuseum.org.