In the following, ColorPhylo is used to assign a color to each bird according to its position in the taxonomic Saturation Hue Figure 4 . hSB colorimetric 2D sub-space (Brightness is set to 1). tree (based on combined mitochondrial data, Figure 2 in) . 20 Here, edge lengths (provided by the phylogenetic analysis) are known and used (see section 2.2, subsection I). Birds are displayed as colored dots, positioned on the map on their catching site (Fig. 5) .