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February 17, 2021 40 mins
Note: Strontium analysis is another stable isotope system which looks at the geographic distribution of 87Sr/86Sr ratios in surface sediments to reconstruct mobility across a Sr "isoscape". Stable isotope analysis refers to oxygen, carbon, and nitrogen, but for ease of speech in this episode we've grouped them all together under "stable isotope analysis".




Skinner and Kaisen measurements used in the study can be found here starting on page 144

"The Use of Natural History Collections to Inform Baseline Ecological Conditions: Case Studies from Paleontology, Archaeology, and Historical Zoology" by Chris Widga et al

Fish and Wildlife Service 2011 poster on archaeology and wildlife management

 

Gilbert Peak Bison:

"'They Went as High as They Choose': What an Isolated Skull Can Tell Us About the Biogeography of High-Altitude Bison" by Kenneth P. Cannon

Stable Isotope Analysis:

“Middle Holocene Bison Diet and Mobility in the Eastern Great Plains (USA) Based on ?13C, ?18O, and 87Sr/86Sr analyses of tooth enamel carbonate” by Chris Widga, J. Douglas Walker, and Lisa Stockli can be found here


For more information on bison locally

Dr. Ken Cannon's 2020 presentation on Bison in the Greater Yellowstone Ecosystem.

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