FENNESSY, J. et al. (2016) – Zootier Lexikon https://www.zootier-lexikon.org/bibliographie/f-1699975706/fennessy-j-bidon-t-reuss-f-kumar-v-elkan-p-nilsson-m-a-vamberger-m-fritz-u-and-janke-a-2016
.2016.07.036 Summary: Traditionally, one giraffe species and up to eleven subspecies have
