Show Early Birds The enthusiastic shouts of robins robins rob rob- ins and other early birds that you hear in early spring are not enticing enticing enticing en en- songs love-songs designed to win mates for themselves as poets used to tell us says Science ice The first-coming first birds are exclusively exclusively exclusively ex ex- males and there are no prospective mates within several days' days travel These lusty singers are doing exactly what our pioneer pioneer pio pie neer forebears did in the days when the West was wild Each one picks out what looks like a good piece of worm-mining worm ground and proceeds to stake claim to it Early spring songs are notifications notifications notifications to possible trespassers to keep off or else eIse |