Woolly Mammoth dental enamel from Poland has demonstrated that woolly mammoths were seasonally migratory. Recurring shifts in δ18O and 87Sr/86Sr present in levels of your enamel correspond to seasonal versions and reveal that Polish woolly mammoths inhabited southern Poland during winter but grazed the Polish midlands in the course of https://www.youtube.com/channel/UCCoZfLHRsYsRsVHqS-CSAWA