Principles and limitations of stable isotopes in differentiating organic and conventional foodstuffs: 2. Animal products

CT Inácio, PM Chalk - Critical reviews in food science and nutrition, 2017 - Taylor & Francis
In this review, we examine the variation in stable isotope signatures of the lighter elements
(δ2H, δ13C, δ15N, δ18O, and δ34S) of tissues and excreta of domesticated animals, the …

Winter is coming: seasonality of ancient pastoral nomadic practices revealed in the carbon (δ13C) and nitrogen (δ15N) isotopic record of Xiongnu caprines

CA Makarewicz - Archaeological and Anthropological Sciences, 2017 - Springer
Winter is a challenging time for herders, who must carefully consider both calculable and
unpredictable environmental circumstances in order to ensure that their livestock survive the …

[HTML][HTML] Stable isotopes reveal diet shift from pre-extinction to reintroduced Przewalski's horses

P Kaczensky, M Burnik Šturm, MV Sablin, CC Voigt… - Scientific reports, 2017 - nature.com
Abstract The Przewalski's horse (Equus ferus przewalskii), the only remaining wild horse
within the equid family, is one of only a handful of species worldwide that went extinct in the …

Sequential stable isotope analysis reveals differences in dietary history of three sympatric equid species in the Mongolian Gobi

M Burnik Šturm, O Ganbaatar, CC Voigt… - Journal of Applied …, 2017 - Wiley Online Library
Competition among sympatric wild herbivores is reduced by different physiological,
morphological and behavioural traits resulting in different dietary niches. Wild equids are a …

Multi‐century stasis in C3 and C4 grass distributions across the contiguous United States since the industrial revolution

DM Griffith, JM Cotton, RL Powell… - Journal of …, 2017 - Wiley Online Library
Aims Understanding the functional response of ecosystems to past global change is crucial
to predicting performance in future environments. One sensitive and functionally significant …

[HTML][HTML] Radiocarbon as a novel tracer of extra-Antarctic feeding in Southern Hemisphere humpback whales

P Eisenmann, B Fry, D Mazumder, G Jacobsen… - Scientific reports, 2017 - nature.com
Bulk stable isotope analysis provides information regarding food web interactions, and has
been applied to several cetacean species for the study of migration ecology. One limitation …

Chicken and egg: Testing the carbon isotopic effects of carnivory and herbivory

TC O'Connell, REM Hedges - Archaeometry, 2017 - Wiley Online Library
In bone, the spacing between δ13C in collagen and bioapatite carbonate is greater in
herbivores than carnivores, with implications for understanding animal dietary ecology from …

Temporal consistency of individual trophic specialization in southern elephant seals Mirounga leonina

D Rita, M Drago, F Galimberti, L Cardona - Marine Ecology Progress …, 2017 - int-res.com
Individual specialization can be an advantageous strategy that increases predation success
and diminishes intra-population competition. However, trophic specialization can be a …

[HTML][HTML] Using 13C in cattle hair to trace back the maize level in the feeding regime—A field test

V Hammes, O Nüsse, J Isselstein, M Kayser - Plos one, 2017 - journals.plos.org
Sections from cattle hair serve as an isotopic archive—they contain information on the cattle
diet from different time periods. We tested the reliability of 13C signatures (δ13C) in cattle tail …

Transition from the late Roman period to the early Anglo-Saxon period in the upper Thames Valley based on stable isotopes

Y Sakai - 2017 - ora.ox.ac.uk
Following the argument of cultural change between the Romano-British and Anglo-Saxon
periods in Britain, the purpose of this thesis is to find evidence of change in human diet and …