Rujukan Walrus

  1. ↑ J.R.R. Tolkien and the OED, J.R.R. Tolkien and the OED
  2. ↑ Dictionary.com. Dictionary.reference.com. Retrieved 16 September 2011.
  3. ↑ Etymology of mammal names. Iberianature.com (29 December 2010). Retrieved 16 September 2011.
  4. ↑ Hoelzel, A. R., penyunting (2002). Marine mammal biology: an evolutionary approach. Oxford: Blackwell Publishing. ISBN 0-632-05232-5. 
  5. ↑ "Izembek National Wildlife Report Sept 2015" (PDF). USFWS. Dicapai 26 March 2017. 
  6. ↑ Fay, F.H. (1985). "Odobenus rosmarus". Mammalian Species. 238 (238): 1–7. doi:10.2307/3503810. JSTOR 3503810. 
  7. ↑ Sheffield G.; Fay F. H.; Feder H.; Kelly B. P. (2001). "Laboratory digestion of prey and interpretation of walrus stomach contents". Marine Mammal Science. 17 (2): 310–330. doi:10.1111/j.1748-7692.2001.tb01273.x. 
  8. ↑ Levermann, N.; Galatius, A.; Ehlme, G.; Rysgaard, S. & Born, E.W. (2003). "Feeding behaviour of free-ranging walruses with notes on apparent dextrality of flipper use". BMC Ecology. 3 (9): 9. doi:10.1186/1472-6785-3-9. PMC 270045 . PMID 14572316. 
  9. ↑ Appliance, Mr. "Walrus Predators". 
  10. ↑ US Fish and Wildlife Service (2007). "Hunting and Use of Walrus by Alaska Natives" (PDF). 
  11. ↑ Bockstoce, J.R. & Botkin, D.B. (1982). "The Harvest of Pacific Walruses by the Pelagic Whaling Industry, 1848 to 1914". Arctic and Alpine Research. 14 (3): 183–188. doi:10.2307/1551150. JSTOR 1551150. 
  12. ↑ Chivers, C.J. (25 August 2002). "A Big Game". New York Times Online. Diarkibkan daripada asal pada 4 June 2008. Dicapai 17 September 2017. 

Rujukan

WikiPedia: Walrus http://www.biomedcentral.com/1472-6785/3/9/ http://iberianature.com/britainnature/miscellaneou... http://public.oed.com/history-of-the-oed/newslette... http://dictionary.reference.com/browse/walrus http://www.walrus-world.com/walrus-predators.html http://www.science.smith.edu/departments/Biology/V... http://cetus.ucsd.edu/voicesinthesea_org/species/p... http://alaska.fws.gov/fisheries/mmm/mtrp/pdf/facts... //www.ncbi.nlm.nih.gov/pmc/articles/PMC270045 //www.ncbi.nlm.nih.gov/pubmed/14572316