Page:Birdlifeguide00chap.djvu/91

 COLOR AND SEX. 47 male an attractive sight, influencing her choice of a mate. There is thus a practical agreement in the views of these naturalists on the origin of those sexual characters which may he classed as weapons, and this opinion is, I believe, generally accepted. But the question of female preference, and its influence on the development of bright colors and accessory plumes, still lacks confirmation. Here is an opportunity for every one who can watch wild birds matintf.