• [Wiki] http://en.wikipedia.org/wiki/Picathartes_gymnocephalus.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [PrinPres1991] Prinzinger, R., A.Preßmar, and Schleucher, E. (1991). Body temperature in birds. Comp. Biochem. Physiol., 99A(4):499--506. doi:10.1016/0300-9629(91)90122-S.
• [Thom2004] Thompson, H. S. (2004). The reproductive biology of the white-necked picathartes Picathartes gymnocephalus. Ibis, 146:615--622.