Woolly mammoth dental enamel from Poland has shown that woolly mammoths had been seasonally migratory. Recurring shifts in δ18O and 87Sr/86Sr present in levels on the enamel correspond to seasonal variations and suggest that Polish woolly mammoths inhabited southern Poland all through Wintertime but grazed the Polish midlands for the https://www.youtube.com/channel/UCCoZfLHRsYsRsVHqS-CSAWA