Listen to the melodic sounds of frogs during “Frogs at the Bogs,” a free program for adults and families at The Bogs at the Mattapoisett River Reserve (approximately 137 Acushnet Rd., Mattapoisett) on Friday, May 30 at 7:00 pm. During this guided evening walk, you’ll learn some fun facts about frogs, and maybe even see a few frogs yourself! To RSVP, email bayadventures@savebuzzardsbay.org or call 508- 999-6363 ext. 219.