Correspondence analysis biplots of bird species and growth type.

<p>The diagrams are: (left) first versus third dimensions from correspondence analysis and (right) second and third dimensions from correspondence analysis. Distances between species approximate the chi-squared distance between species distributions (see <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0034527#pone.0034527-Lep1" target="_blank">[59]</a> for details of the approach used in data analyses).