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

@Book{Kooy2010,
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 title  = {Dynamic Energy Budget theory for metabolic organisation},
 publisher = {Cambridge Univ. Press, Cambridge},
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 howpublished = {\url{../../../bib/Kooy2010.html}}
} 

@Article{BrowRiek1987,
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 journal = {Ostrich},
 volume = {58},
 pages = {58-64}
} 

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

@Book{Harr1975,
 author = {C. Harrison},
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 title  = {A field guide to the nests, eggs and nestlings of British and European birds},
 publisher = {Collins, London}
} 

@Article{PrinPres1991,
 doi = {10.1016/0300-9629(91)90122-S},
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 year = {1991},
 title = {Body temperature in birds},
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 volume = {99A(4)},
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}