Woolly Mammoth dental enamel from Poland has shown that woolly mammoths were being seasonally migratory. Recurring shifts in δ18O and 87Sr/86Sr present in layers of your enamel correspond to seasonal versions and indicate that Polish woolly mammoths inhabited southern Poland in the course of Winter season but grazed the Polish https://www.youtube.com/channel/UCCoZfLHRsYsRsVHqS-CSAWA