Brown et al. (pp. 63/64, if I counted correctly, – the page numbers on the PDF of the paper are “not for citation puposes”) suggest “that the giraffe might represent more than one species” and that their results and arguments “support viewing the giraffe as containing multiple distinct species rather than a single polymorphic form. Reciprocal monophyly in mtDNA sequences and nearly absolute partitioning in microsatellite data support minimally six species, corresponding to Giraffa peralta, G. rothschildii, G. reticulata, G.