The Mermaid Theatre of Nova Scotia Presents 'The Very Hungry Caterpillar' and Other Eric Carle Favorites: Saturday, Feb. 13, 11 a.m. and 4 p.m.; Walker Recital Hall, Mercyhurst University; stories from award-winning author/illustrator are brought to life onstage through puppetry, light and music. Cost: $15; senior citizens and military members, $12; students, $9. Info: 824-3000, http://miac.mercyhurst.edu.
Great Backyard Bird Count: Saturday, Feb. 13, 10 a.m.-2 p.m.; Tom Ridge Environmental Center, 301 Peninsula Drive; join the Presque Isle Audubon Society for annual bird count; stay as long as you like; binoculars, identification guides and professional assistance will be available. Cost: Free. Info: www.trecpi.org, 833-7424.
Winterfest: Sunday, Feb. 14, noon-4 p.m.; L.E.A.F. Education Center, 1501 W. Sixth St.; ice fishing demonstrations, ice carvings, horse-drawn carriage rides, recycled sled rides, duckie race and more, indoor and out. Cost: Free. Info: www.leaferie.org.