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

@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}}
} 

@Book{FergChris2001,
 author = {Ferguson-Lees, J. and Christie, D. A.},
 year = {2001},
 title = {Raptors of the world},
 publisher = {Helm},
 isbn = {0 7136 8026 1}
} 

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

@Misc{ventanaws,
 howpublished = {\url{http://www.ventanaws.org/species_condors_coolfacts/}}
} 

@Article{SamoOlne1985,
 author = {H. J. Samour and P. J. S. Olney and D. Herbert and F. Smith and J. White and D. Wood},
 year = {1985},
 title = {Breeding and hand-rearing of the {A}ndean condor \emph{Vultur gryphys} at the {Londo Zoo}},
 journal = {Int. Zoo Yb.},
 volume = {23},
 pages = {7-11}
} 

@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}
}