• [Wiki] http://en.wikipedia.org/wiki/Ficedula_albicollis.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Ficedula_albicollis.
• [avibase] https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=0B2F80584ED0F07E&sec=lifehistory.
• [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.
• [RosiSzol2009] Rosivall, B., Szöllösi, E., Hasselquist, D., and Török, J. (2009). Effects of extrapair paternity and sex on nestling growth and condition in the collared flycatcher, Ficedula albicollis. Animal Behaviour, 77(3):611–617. doi:10.1016/j.anbehav.2008.11.009.