The White-crowned Sparrow pours out its song over and over on spring and summer days-and even on moonlit nights-often up to 15 times a minute. Now here's a curious thing: Just as people in different regions may have different dialects, White-crowns have different songs, according to where
Roger Tory Peterson, the best known American figure of 20th Century birdwatching, offered help on birding by ear. Whenever he could, he provided a catchphrase to identify a bird's song. "Witchety-witchety-witchety" captures the song of this Common Yellowthroat. The California Quail seems
