Redigerer Bjørnefamilien (avsnitt)

== Referanser og noter ==
<references>
<ref name="Cronin&al2014">Matthew A. Cronin, Gonzalo Rincon, Robert W. Meredith, Michael D. MacNeil, Alma Islas-Trejo, Angela Cánovas and Juan F. Medrano (2014). ''[http://dx.doi.org/10.1093/jhered/est133 Molecular Phylogeny and SNP Variation of Polar Bears (Ursus maritimus), Brown Bears (U. arctos), and Black Bears (U. americanus) Derived from Genome Sequences.]'' J Hered (2014) '''105'''(3):312-323. {{nowrap|doi: 10.1093/jhered/est133}}</ref>
<ref name="Furseth">Astor Furseth: ''Drept av bjørn og ulv'', Landbruksforlaget, Oslo 2005, ISBN 82-529-2878-1</ref>
<ref name="Kieren&al2016">Kieren J. Mitchell, Sarah C. Bray, Pere Bover, Leopoldo Soibelzon, Blaine W. Schubert, Francisco Prevosti, Alfredo Prieto, Fabiana Martin, Jeremy J. Austin, Alan Cooper (19. april 2016). ''[http://dx.doi.org/10.1098/rsbl.2016.0062 Ancient mitochondrial DNA reveals convergent evolution of giant short-faced bears (Tremarctinae) in North and South America].'' Royal Society. {{nowrap|DOI: 10.1098/rsbl.2016.0062.}} Besøkt 2016-06-13</ref>
<ref name="Krause">Johannes Krause, Tina Unger, Aline Noçon, Anna-Sapfo Malaspinas, Sergios-Orestis Kolokotronis, Mathias Stiller, Leopoldo Soibelzon, Helen Spriggs, Paul H Dear, Adrian W Briggs, Sarah CE Bray, Stephen J O'Brien, Gernot Rabeder, Paul Matheus, Alan Coope, Montgomery Slatkin, Svante Pääbo and Michael Hofreiter. 2008. ''[http://www.biomedcentral.com/content/pdf/1471-2148-8-220.pdf Mitochondrial genomes reveal an explosive radiation of extinct and extant bears near the Miocene-Pliocene boundary]''. BMC Evolutionary Biology 2008, '''8''':220 doi:10.1186/1471-2148-8-220</ref>
<ref name="Kurten&Anderson2001">Kurten B, Anderson, E:  Pleistocene Mammals of North America New York: Columbia University Press; 1980</ref>
<ref name="Wesley-Hunt&Flynn2005">[http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=285902 Wesley-Hunt, Gina D., and John J. Flynn (2005). ''Phylogeny of the Carnivores''. Journal of Systematic Palaeontology 3: 1-28.] Besøkt 2014-08-21</ref>
<ref name="Yu&Li2007">Li Yu, Yi-Wei Li, Oliver A Ryder and Ya-Ping Zhang (2007). ''[http://dx.doi.org/10.1186/1471-2148-7-198 Analysis of complete mitochondrial genome sequences increases phylogenetic resolution of bears (Ursidae), a mammalian family that experienced rapid speciation].'' BMC Evolutionary Biology 2007 '''7''':198. {{nowrap|DOI: 10.1186/1471-2148-7-198}}. Besøkt 2016-06-13</ref>
</references>