This week on America’s National Parks, we journey to Gates of the Arctic, Yellowstone, and Glacier for three stories of survival from the wildlife that call them home: Arctic Ground Squirrels, Bison, and Clark’s Nutcrackers.

Should the whitebark pine be listed as a threatened species? The USFWS will consider public comments received by Feb. 1, 2021. Comments may be submitted electronically at www.regulations.gov by searching under docket number FWS–R6–ES–2019–0054 and clicking on the “comment now” button.