Neither fish nor fowl. isotopic evidence of a plant-based diet in (captive?) brown bears from roman augusta raurica, switzerland

HIGHLIGHTS

• who: Claudia GERLING from the two ulnae (HUM, .1). Stable carbon and nitrogen isotopes found in the bone collagen of tibiae and ulnae provide dietary information over several years or, depending on the animal species and the age of the analysed animal, the complete life of the individual (Hedges et_al, ). The four bear bones were analysed at the University of Basel, Switzerland. Sample preparation followed Longin (1971) with modifications as described by Knipper et_al (2017). Compact bone portions were cut and the surfaces removed. Between , and , mg of sample were demineralized in , ml of, ., NHCl at initially . . .
  

   

  

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