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

@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=Somateria_mollissima}}
} 

@Article{HawkButl1998,
 title = {GROWTH AND MORPHOLOGY OF CAPTIVE FEMALE COMMON EIDER \emph{Somateria mollissima} DUCKLINGS},
 journal = {Wildfowl},
 year = {1998},
 author = {P A J Hawkins and P J Butler and A J Woakes},
 volume = {49},
 pages = {92--102}
} 

@Misc{GoudRobe2020,
 doi = {10.2173/bow.comeid.01},
 year = {2020},
 author = {Goudie, R. I. and G. J. Robertson and A. Reed},
 title = {Common Eider (Somateria mollissima), version 1.0.},
 howpublished = {In Birds of the World (S. M. Billerman, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA}
} 

@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}
}