doi: 10.1098/rsbl.2012.0083 , 636-638 first published online 14 March 2012 8 2012 Biol. Lett. Joanna Rutkowska, Malgorzata Lagisz and Shinichi Nakagawa for gradual W shortening The long and the short of avian W chromosomes: no evidence Supplementary data ml http://rsbl.royalsocietypublishing.org/content/suppl/2012/03/12/rsbl.2012.0083.DC1.ht "Data Supplement" References http://rsbl.royalsocietypublishing.org/content/8/4/636.full.html#ref-list-1 This article cites 25 articles, 7 of which can be accessed free Subject collections (551 articles) evolution Articles on similar topics can be found in the following collections Email alerting service here right-hand corner of the article or click Receive free email alerts when new articles cite this article - sign up in the box at the top http://rsbl.royalsocietypublishing.org/subscriptions go to: Biol. Lett. To subscribe to on July 20, 2012 rsbl.royalsocietypublishing.org Downloaded from