Other than humans, few mammals besides white-tailed Deer have the flexibility and fortitude to live wherever they choose. As Rollin H. Baker details in the 1984 book “White-tailed Deer: Ecology and Management,” South America’s Whitetails thrive from Peru’s humid, sea-level tropics to just above tree-line at 13,450 feet in northwestern Bolivia. And whitetails in North America vary from herds thriving in cypress swamps across the Deep South to...