| Show How Iht KslrdM ttlait Everybody h I familiar with Ihe rulIng rul-Ing note known at the katydid long It It tjie male only that U I capable ol emitting Ihe well known sounds Hit vocal organs are at the base ol hit wing and consist ol two flat excrct encet ol thin dry membrane It lit I the rubbing ol these Iwomembranout plate together which produces the song II I your shoulder bladet were to loosely rut together that one could be slipped under the oilier and the under tide ol one and the upper ildeol the other wire 10 rough that the operation ol slipping hem past each other would cause ill rasping sound you could Imitate L I katydids musical note very nicely |