Experience the Larsen Sanctuary by moonlight Friday, Feb. 7, 7-9 p.m. Staff guide will discuss the use of the night sky by migrating birds, study the constellations and take a break to enjoy hot cocoa. In the event of snow, snow shoeing is a welcome mode of transportation. Bring your own pair or rent a pair from EMS in Fairfield at a discounted rate. The Connecticut Audubon Society Center is located at 314 Unquowa Road, in Fairfield Arrive 15 minutes early, wear layers and appropriate footwear. Program is for adults and children 13 and up. Advance registration required, 203-259-6305, ext. 109.