- [Wiki]
http://en.wikipedia.org/wiki/botteris-sparrow-peucaea-botterii.
- [avibase]
https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=F4C9CD761108D196&sec=lifehistory.
- [Kooy2010]
Kooijman, S. (2010).
Dynamic Energy Budget theory for metabolic organisation.
Cambridge Univ. Press, Cambridge.
- [MaurWebb1989]
Maurer, B. A., Webb, E. A., and Bowers, R. K. (1989).
Nest characteristics and nestling development of Cassin's and
Botteri's sparrows in Southeastern Arizona.
The Condor, 91(3):736--738.
- [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.