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

@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=Pteronura_brasiliensis}}
} 

@Misc{ADW,
 howpublished = {\url{http://animaldiversity.ummz.umich.edu/accounts/Pteronura_brasiliensis/}}
} 

@Article{LondMuno2006,
 author = {G. Corredor Londono and N. Tigreros Munoz},
 year = {2006},
 title = {Reproduction, behaviour and biology of the Giant river otter \emph{Pteronura brasiliensis} at {Cali Zoo}},
 journal = {Int. Zoo Yb.},
 volume = {40},
 pages = {360-371}
}