A good time to share this file from The Nature Conservancy http://podcast.prx.org/nature/wp-content/uploads/2010/03/NSP212.mp3 of a white-throated sparrow observed for two consecutive early Aprils in Central Park in New York City singing its own song as well as that of the black-throated green warbler. Think it over... Bill Whan Columbus ______________________________________________________________________ Ohio-birds mailing list, a service of the Ohio Ornithological Society. Our thanks to Miami University for hosting this mailing list. Additional discussions can be found in our forums, at www.ohiobirds.org/forum/. You can join or leave the list, or change your options, at: http://listserv.muohio.edu/scripts/wa.exe?LIST=OHIO-BIRDS Send questions or comments about the list to: [log in to unmask]