Figure 3From: Concerted evolution of duplicated mitochondrial control regions in three related seabird speciesMaximum likelihood cladograms for the 3' end of CR1 and CR2 sequences. Unrooted maximum likelihood phylogenetic trees for the 3' end of CR1 and CR2 for (a) brown, (b) blue-footed, and (c) red-footed boobies (shown as cladograms to make support values easier to read).Back to article page