• [Wiki] http://en.wikipedia.org/wiki/Thraupis_episcopus.
• [AnAge] https://genomics.senescence.info/species/entry.php?species=Thraupis_episcopus.
• [avibase] https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=EFCDB0ECCF55BF56&sec=lifehistory.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [OnikRick2008] Oniki, Y. and Ricklefs, R. E. (2008). More growth rates of birds in the humid new world tropics. Ibis, 123(3):349–354. doi:10.1111/j.1474-919X.1981.tb04038.x.
• [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.