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- W4220881226 endingPage "402" @default.
- W4220881226 startingPage "388" @default.
- W4220881226 abstract "Palaeoecological studies on South American mastodons using stable isotopes from isolated teeth indicate variable diets, but represent only a short portion of the total lifetime of the studied individuals. Here is presented an analysis of the carbon (δ13C) and oxygen (δ18O) isotope ratios on three molariforms (m1, m2 and m3) from the jaw of a sub-adult mastodon found in southern Brazil, aimed at understanding its long-term feeding habits. The individual died at about ~26-30 years of age, and the isotopic signal recorded in each tooth spans up to ~3-5 years based on estimates of tooth development from enamel thickness, but apparently there were significant temporal gaps (>5 years) between the mineralisation of each tooth. The δ18O did not vary significantly between the teeth, but the more positive δ13C in the m1 indicates a diet with higher proportion (>30%) of C4 plants, whereas the m2 and m3 indicate considerably less (<20%) C4 plants ingested. This diet shift could have been the result of ontogenetic development, migration, or some disturbance in plant communities driven by environmental stresses. The results indicate that mastodons were able to change their diets at shorter timescales than can be addressed from the analysis of isolated teeth." @default.
- W4220881226 created "2022-04-03" @default.
- W4220881226 creator A5041796048 @default.
- W4220881226 creator A5044753791 @default.
- W4220881226 creator A5052020328 @default.
- W4220881226 creator A5077249924 @default.
- W4220881226 date "2022-03-05" @default.
- W4220881226 modified "2023-10-14" @default.
- W4220881226 title "Isotopic evidence for a diet shift in a Pleistocene sub-adult mastodon from the Brazilian Pampa" @default.
- W4220881226 cites W132024758 @default.
- W4220881226 cites W1511829535 @default.
- W4220881226 cites W1591160255 @default.
- W4220881226 cites W188933173 @default.
- W4220881226 cites W1939725505 @default.
- W4220881226 cites W1964354440 @default.
- W4220881226 cites W1964779799 @default.
- W4220881226 cites W1965510805 @default.
- W4220881226 cites W1966067411 @default.
- W4220881226 cites W1971490401 @default.
- W4220881226 cites W1973935560 @default.
- W4220881226 cites W1974450589 @default.
- W4220881226 cites W1975681870 @default.
- W4220881226 cites W1976865694 @default.
- W4220881226 cites W1977363641 @default.
- W4220881226 cites W1979451027 @default.
- W4220881226 cites W19798221 @default.
- W4220881226 cites W1981330348 @default.
- W4220881226 cites W1984196982 @default.
- W4220881226 cites W1988354507 @default.
- W4220881226 cites W1990431241 @default.
- W4220881226 cites W1994878962 @default.
- W4220881226 cites W1996125118 @default.
- W4220881226 cites W1999696580 @default.
- W4220881226 cites W1999790775 @default.
- W4220881226 cites W2001569615 @default.
- W4220881226 cites W2005196402 @default.
- W4220881226 cites W2005381819 @default.
- W4220881226 cites W2005524388 @default.
- W4220881226 cites W2007364216 @default.
- W4220881226 cites W2008875043 @default.
- W4220881226 cites W2012062816 @default.
- W4220881226 cites W2012332021 @default.
- W4220881226 cites W2013556228 @default.
- W4220881226 cites W2014731106 @default.
- W4220881226 cites W2019908571 @default.
- W4220881226 cites W2020405958 @default.
- W4220881226 cites W2022562288 @default.
- W4220881226 cites W2023126057 @default.
- W4220881226 cites W2023166450 @default.
- W4220881226 cites W2031841784 @default.
- W4220881226 cites W2032903965 @default.
- W4220881226 cites W2034288750 @default.
- W4220881226 cites W2034384001 @default.
- W4220881226 cites W2034401916 @default.
- W4220881226 cites W2036227390 @default.
- W4220881226 cites W2037832701 @default.
- W4220881226 cites W2047475946 @default.
- W4220881226 cites W2049289856 @default.
- W4220881226 cites W2049429223 @default.
- W4220881226 cites W2049855520 @default.
- W4220881226 cites W2056780069 @default.
- W4220881226 cites W2059060772 @default.
- W4220881226 cites W2061126774 @default.
- W4220881226 cites W2061502066 @default.
- W4220881226 cites W2063987912 @default.
- W4220881226 cites W2064112126 @default.
- W4220881226 cites W2065705778 @default.
- W4220881226 cites W2069120805 @default.
- W4220881226 cites W2069846810 @default.
- W4220881226 cites W2070294207 @default.
- W4220881226 cites W2070714793 @default.
- W4220881226 cites W2076517688 @default.
- W4220881226 cites W2076737951 @default.
- W4220881226 cites W2080086710 @default.
- W4220881226 cites W2082849047 @default.
- W4220881226 cites W2083378998 @default.
- W4220881226 cites W2084458063 @default.
- W4220881226 cites W2086119112 @default.
- W4220881226 cites W2086178193 @default.
- W4220881226 cites W2087637953 @default.
- W4220881226 cites W2091531838 @default.
- W4220881226 cites W2099315961 @default.
- W4220881226 cites W2101952490 @default.
- W4220881226 cites W2102543948 @default.
- W4220881226 cites W2103784258 @default.
- W4220881226 cites W2106990564 @default.
- W4220881226 cites W2123085228 @default.
- W4220881226 cites W2126650553 @default.
- W4220881226 cites W2130116594 @default.
- W4220881226 cites W2134675845 @default.
- W4220881226 cites W2136603115 @default.
- W4220881226 cites W2142687422 @default.
- W4220881226 cites W2146143352 @default.
- W4220881226 cites W2154603172 @default.
- W4220881226 cites W2157709690 @default.
- W4220881226 cites W2158216758 @default.
- W4220881226 cites W2158466140 @default.
- W4220881226 cites W2161221033 @default.