Grizzly bear posing before entering the forest in Lake Clark National Park in Alaska.
Mother Polar Bear resting with her two three-month-old cubs in Wapusk National Park south of Churchill Manitoba Canada near the Hudson Bay.
Northern Shrike hovering over bush in Hamilton Ontario Canada.
Motion blur created while wildebeest was running in Serengeti National Park Tanzania.
Grizzly bear fishing in the Fishing Branch River at the foot of Bear Cave Mountain in the Yukon Territory Canada.
Muskox posing in fall tundra near the Dalton Highway in Alaska.
Two Arctic Terns feeding in Svalbard.
Polar bear mother nursing her two three month old cubs in Wapusk National Park south of Churchill near the Hudson Bay.