Salinas was surrounded and penetrated with swamps, with tule-filled ponds, and every pond spawned thousands of frogs. With the evening the air was so full of their song that it was a kind of roaring silence. It was a veil, a background, and its sudden disappearance, as after a clap of thunder, was a shocking thing. It is possible that if in the night the frog sound should have stopped, everyone in Salinas would have awakened, feeling that there was a great noise. In their millions the frog songs seem to have a beat and a cadence, and perhapsďżźďżźďżź it is the earsâ function to do this just as it is the eyesâ business to make stars twinkle.ďżź