Each spring, Wisconsin's frogs and toads announce their presence with a musical choir. Come to learn about these amphibians without tails and the songs they sing. Of the 12 species in Wisconsin, 9 reside in Sheboygan County. Janet Raddatz will share her knowledge of these special creatures. Meet at Sanderling Nature Center in Kohler-Andrae State Park. Program is best for ages 10 and over. Children must be accompanied by an adult. No pets allowed. Vehicle admission sticker required.