Collage of Song Sparrow singing, La Jolla Cove, San Diego County, California, May 2010
Song Sparrow, La Jolla Cove, San Diego County, California, May 2010
Song Sparrow singing, San Joaquin Marsh, Orange County, Los Angeles, California, May 2010. The song can be heard on this page: http://www.allaboutbirds.org/guide/Song_Sparrow/sounds
