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

@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}}
} 

@Article{Scho1983,
 author = {Manfred Sch\"{o}nfeld},
 year = {1983},
 title = {Beitr\"{e}ge zur "{O}kologie und zum intraspezifischen Verhalten der Bauml\"{a}ufer \emph{Certhia familiaris} und \emph{C. brachydactyla} in {E}ichen-{H}ainbuchen-Lindenw\"{a}ldern unter dem Aspekt der erh\"{o}hten Siedlungsdichte durch eingebrachte Nisth\"{o}hlen},
 journal = {Hercynia N.F.},
 volume = {20(3)},
 pages = {290-311}
} 

@Misc{ADW,
 howpublished = {\url{http://animaldiversity.org/accounts/Certhia_familiaris/}}
} 

@Misc{avibase,
 howpublished = {\url{https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=0AA192503B97A59F&sec=lifehistory}}
} 

@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}
}