The ability to move across the landscape to track food resources is vital to brown bear (Ursus arctos) populations. Earlier studies have documented brown bears tracking the spatio-temporal wave of salmon food resources across the landscape. Plant resources also play a critical role in bear nutrition. Our study explored whether brown bears from seven populations spanning their North American range tracked plant green-up or the green wave across seasons.
Full paper here: https://onlinelibrary.wiley.com/doi/10.1111/ecog.06549
Photo credit: William B. Leacock.