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

@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{Rood1972,
 author = {Rood, J. P.},
 year = {1972},
 title = {Ecological and behavioral comparisons of three genera of {A}rgentine cavies},
 journal = {Anim. Behav. Monogr.},
 volume = {5},
 pages = {1-83}
} 

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

@Misc{guineapigsite,
 howpublished = {\url{https://guineapigsite.com/guinea-pig-growth-chart/}}
}