1. Aboul-Ela, M. B. (1993). Domesticated livestock and indigenous animals in Egyptian agriculture. In Craig, G. M. (ed.), The Agriculture of Egypt, Oxford University Press, Oxford, pp. 63–79.
2. Adler, J., and Lawler, A. (2012). How the chicken conquered the world. Smithsonian 43: 40–47.
3. Ahroni, Y., Henkin, Z., Ezra, A. Dolev, A., Shabtay, A., Orlov, A., Yehuda, A., and Brosh, A. (2009). Grazing behavior and energy costs of activity: A comparison between two types of cattle. Journal of Animal Science 87: 2719–2731.
4. Albarella, U., Manconi, F., and Trentacoste, A. (2011). A week on the plateau: Pig husbandry, mobility and resource exploitation in central Sardinia. In Albarella, U., and Trentacose, A. (eds.), Ethnozooarchaeology: The Present and Past of Human-Animal Relationships, Oxbow Books, Oxford, pp. 144–159.
5. al-Nasser, A., al-Khalaifa, H., al-Saffar, A., Khalil, F., al-Bahouh, M., Ragheb, G., al-Haddad, A., and Mashaly, M. (2007). Overview of chicken taxonomy and domestication. World’s Poultry Science Journal 63: 285–300.