Causes, consequences, and conservation of ungulate migration - Kauffman, Matthew; Aikens, Ellen O.; Esmaeili, Saeideh; Kaczensky, Petra; Middleton, Arthur; Monteith, Kevin L.; Morrison, Thomas A.; Mueller, Thomas; Sawyer, Hall; Goheen, Jacob R. (Annual Review of Ecology, Evolution, and Systematics, 2021)