Deer May Be Peeing Themselves Out of Their Favorite Winter Habitats, Science
Special patches of trees shield deer from harsh winter weather, but deer urine stimulates growth of competitive plants in those havens
Busted: 5 Things You Don't Know About Deer Senses - Realtree Camo
Finnish: The language has a word for the distance that a reindeer can travel before stopping to urinate.
People feed deer in winter, but biologists say it's harmful
Facts About Deer, Deer Facts
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Ticks devastate Maine, N.H. moose populations - The Boston Globe
How animals survive the frozen edge of the world
Wildlife's Winter Survival Guide
Meet 6 Small and Bizarre Deer Species - Cool Green Science