This photo points out the Tymbal (the organ that makes the cicada’s signature sound), the Tympanum (their hearing organ), the Operculum (which covers the Tympanum), and its wings.




This photo points out the Tymbal (the organ that makes the cicada’s signature sound), the Tympanum (their hearing organ), the Operculum (which covers the Tympanum), and its wings.



