Attributes / relations provided by
♦ ¹del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ ²Moleon, Marcos, et al. "Predator-prey relationships in a Mediterranean vertebrate system: Bonelli's eagles, rabbits and partridges." Oecologia 168.3 (2012): 679+. Academic OneFile. Web. 15 July 2014.