@Misc{Wiki,
 howpublished = {\url{http://en.wikipedia.org/wiki/Regulus_regulus}}
} 

@Book{Kooy2010,
 author = {Kooijman, S.A.L.M.},
 year = {2010},
 title  = {Dynamic Energy Budget theory for metabolic organisation},
 publisher = {Cambridge Univ. Press, Cambridge},
 pages = {Table 4.2 (page 150), 8.1 (page 300)},
 howpublished = {\url{../../../bib/Kooy2010.html}}
} 

@Misc{AnAge,
 howpublished = {\url{http://genomics.senescence.info/species/entry.php?species=Regulus_regulus}}
} 

@Book{Thal1990,
 title = {Die Goldh\"{a}hnchen \emph{Regulus regulus},
 \emph{R. ignicapillus}},
 publisher = {A. Ziemsen Verlag},
 year = {1990},
 author = {Thaler, E.},
 volume = {597},
 series = {Die Neue Brehm B\"{u}cherei},
 address = {Wittenberg Lutherstadt}
} 

@Book{Haft1978,
 title = {Weight Increase and Feather Development in the Goldcrest \emph{Regulus regulus}},
 journal = {Ornis Scandinavica (Scandinavian Journal of Ornithology)},
 year = {1978},
 author = {Svein Haftorn},
 volume = {9(2)},
 pages = {117-123}
} 

@Article{PrinPres1991,
 doi = {10.1016/0300-9629(91)90122-S},
 author = {R. Prinzinger and A.Pre{\ss}mar and E. Schleucher},
 year = {1991},
 title = {Body temperature in birds},
 journal = {Comp. Biochem. Physiol.},
 volume = {99A(4)},
 pages = {499-506}
}