#DYK there are as many as 19 subpopulations of polar bear?🤔 Determined to reveal a less depicted angle on the bears, photographer Martin Gregus, Jr spent 33 days north of Churchill, Manitoba, in the summers of 2020 & 2021. 🐻‍❄️🌺More ⤵️@NatGeo nationalgeographic.com/anima… #ForNature