Smith, Caroline (March 1982). "The Camel Bird of Arabia". Aramco World Magazine. 33 (2): 10–11. Retrieved 6 October 2023.
archive.org
Philby, St. John (1933) The Empty Quarter. Constable and Co. scanned book
biblica.com
The correct identification of the בַּת הַיַּעֲנָה (ba't haYa'anah), "daughter of the desert", as ostrich is not certain; it may be the pharaoh eagle owl (Aharoni 1938 and compare NIVLeviticus 11:16).