True Facts: The Beaver
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Mike’s Video’s of Beavers: https://www.youtube.com/channel/UCAz9RfinLIsW13Lt5TsT2Tw
Janet Pesaturo’s channel:
https://www.youtube.com/c/Ouroneacrefarm133/videos
Thank you to:
Dr. Vanessa Petro, Oregon State Univ.
Dr. Peter Busher, Boston Univ.
Dr. Emily Fairfax, CSU Channel Islands
Dr. Clint Epps, Oregon State Univ.
Dr. Lyle M. Gordon, Northwestern Univ.
Mike Callahan, Beaver Institute
Bob Armstrong “Nature Bob,” Univ. of Alaska
Michael Graydon
Ben Goldfarb, author of “Eager: The Surprising, Secret Life of Beavers and Why They Matter”
James St. John
Julio Lacerda
Thilo Park
Janet Pesaturo,
Winterberry Wildlife
N.Tamura
National Wildlife Research Center, Oregon Field Station
Jak Wonderly
US Forest Service Mendenhall Glacier Web Cam
CC Images:
Beaver Skull Cut: Thilo Parg / Wikimedia Commons CC BY 4.0
https://commons.wikimedia.org/wiki/File:Schaedel_Biber_Laengsschnitt_Nagezaehne_1.jpg
Palaeocastor fossor and Palaeocastor and burrow in National Museum of
Natural History: Claire H. (flickr) CC BY 2.0
https://en.wikipedia.org/wiki/Palaeocastor#/media/File:Palaeocastor_fossor.jpg
Palaeocastor BW.jpg: Nobu Tamura CC3.0 Unported
https://en.wikipedia.org/wiki/Palaeocastor#/media/File:Palaeocastor_BW.jpg
Daemonelix burrow James St. John CC-BY 2.0
https://commons.wikimedia.org/wiki/File:Daemonelix_(fossil_beaver_burrows)_(Harrison_Formation,_Middle_Miocene;_Sioux_County,_Nebraska,_USA)_4_(32674818704).jpg
Additional footage from:
Envato Elements
Shutterstock.com
Pond5.com
Alamy.com
Citations:
Aleksiuk, M. Scent-Mound Communication, Territoriality, and Population Regulation in Beaver (Castor
canadensis Kuhl), Journal of Mammalogy, Volume 49, Issue 4, 26 November 1968, Pages 759–762,
https://doi.org/10.2307/1378741
Badyaev, A.V. Beavers: Masters of Downfall. National Wildlife, July 25, 2015.
Brazier, R.E., Puttock, A., Graham, H.A., Auster, R.E., Davies, K.H., Brown, C.M.L. Beaver: Nature’s ecosystem
engineers. WIREs Water. 2021; 8:e1494. https://doi.org/10.1002/wat2.1494
Buech, R. R. (1984). Ontogeny and Diurnal Cycle of Fecal Reingestion in the North American Beaver
(Castor canadensis). Journal of Mammalogy, 65(2), 347–350. https://doi.org/10.2307/1381180
Gordon L.M., Cohen M.J., MacRenaris K.W., Pasteris J.D., Seda T., Joester D. Dental materials. Amorphous
intergranular phases control the properties of rodent tooth enamel. Science. 2015 Feb 13;347(6223):746-50.
doi: 10.1126/science.1258950. PMID: 25678658.
Halicioglu K, Celikoglu M, Buyuk SK, Sekerci AE, Ucar FI, Yavuz I. Three-dimensional evaluation of the mandibular
third molars’ development in unilateral crossbite patients: A cone beam computed tomography study.
Eur J Dent. 2014 Jul;8(3):389-394. doi: 10.4103/1305-7456.137653. PMID: 25202221; PMCID: PMC4144139.
Pop-Ciutrila, Ioana-Sofia & Ghinea, Razvan Ionut & Colosi, Horațiu & Ruiz-López, Javier & Pérez Gómez,
María del Mar & Paravina, Rade & Dudea, Diana. (2021). Color compatibility between dental structures and
three different types of ceramic systems. BMC Oral Health. 21. 10.1186/s12903-021-01404-7.
Morris, P.J.R., Cox, P.G. & Cobb, S.N.F. The biomechanical significance of the elongated rodent incisor root in
the mandible during incision. Sci Rep 12, 3819 (2022). https://doi.org/10.1038/s41598-022-07779-z
Mott C.L., Bloomquist, C.K., and Nielsen, C.K. Seasonal, diel, and ontogenetic patterns of within-den behavior in
beavers (Castor canadensis),Mammalian Biology, Volume 76, Issue 4, 2011,Pages 436-444, ISSN 1616-5047,
https://doi.org/10.1016/j.mambio.2010.09.002.
Muller, G. and Watling, J. (2016) The engineering in beaver dams. River Flow 2016: Eighth International Conference
on Fluvial Hydraulics, , Saint Louis, United States. 12 – 15 Jul 2016. 7 pp.
Patenaude, F. and Bovet, J.. Self-grooming and social grooming in the North American beaver, Castor canadensis.
Canadian Journal of Zoology. 62(9): 1872-1878. https://doi.org/10.1139/z84-273
Richard, P.B. Le déterminisme de la construction des barrages chez le Castor du Rhône. Revue d’Ecologie,
Terre et Vie, Société nationale de protection de la nature, 1967, pp.339-470. hal-03531683
Rosell, F., Bergan, F. & Parker, H. Scent-Marking in the Eurasian Beaver (Castor fiber) as a Means of Territory
Defense. J Chem Ecol 24, 207–219 (1998). https://doi.org/10.1023/A:1022524223435
Stefen, C., Habersetzer, J., and Witzel, U. Biomechanical aspects of incisor action of beavers ( Castor fiber L.) ,
Journal of Mammalogy, Volume 97, Issue 2, 23 March 2016, Pages 619–630,
https://doi.org/10.1093/jmammal/gyv209
Wilsson, L. Observations and Experiments on the Ethology of the European Beaver (Castor Fiber L.).
Swedish Wildlife, Published by Swedish Sportsmen’s Association Vol. 8 Number 3.
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