Fig. 3From: Dispersal route of the Asian house rat (Rattus tanezumi) on mainland China: insights from microsatellite and mitochondrial DNAHaplotype BI phylogram (a) and networks (b) based on COI sequences. The size of the pie charts represents the number of individuals who possess the haplotype, and the colours represent the regions where those individuals were collected. Each connecting line represents one mutational step between the different haplotypesBack to article page