Arctic DawnChurchill, Manitoba, Canada.© Ron Birrell
Rainier DeerMount Rainier National Park, Washington© Oscar Gutierrez
FriendsHudson Bay, Manitoba, Canada© Daniel J. Cox, NaturalExposures.com
Coyote in SnowAlberta, Canada© John E. Marriott
Emperor FamilyAntarctica© Judy Waterman
Emperor Penguin Shuffle© Bob Waterman
Hudson Bay Polar BearCanada© Dan Guravich
Polar Bear CubCanada© Dan Guravich
Wager Bay Polar Bear RunningCanada© Dan Guravich
Gentoo ReflectionCuverville Island, Antarctica© Raoul Encinas
Nose to NoseChurchill, Canada© Ron Birrell
SiestaBaltimore Zoo, Maryland© Nancy Honeycutt
Sleeping Polar BearCanada© Dan Guravich
Wolf Music© Daniel J. Cox, NaturalExposures.com
Polar BearsCanada© Frans Lanting
Polar Bear Kiss 2Churchill, Manitoba, Canada© Robb Waterman