• [Wiki] http://en.wikipedia.org/wiki/Ammospiza_caudacuta.
• [avibase] https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=B656B15D2F2ADF96&sec=lifehistory.
• [GreeElph2020] Greenlaw, J. S., Elphick, C. S., Post, W., and Rising, J. D. (2020). Saltmarsh sparrow (Ammospiza caudacuta), version 1.0. in birds of the world (p. g. rodewald, editor). cornell lab of ornithology, ithaca, ny, usa. doi:10.2173/bow.sstspa.01.
• [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.