Wildlife officials typically tell Yukoners to keep an eye out for bears coming out of hibernation in April. 'We don't generally get sightings reported this time of year.'

Reindeer are thought to face a grim future as climate change threatens lichen, a key winter food source. But on one Alaskan island, reindeer have found a new food source, making scientists hopeful.

In Finland nothing means spring is around the corner more in the south than news that the brown bears at Helsinkis Korkeasaari Zoo have woken from their winters sleep. Zoo employees say the 16 and 11-year-old females hibernation is increasingly cut shorter as the years pass.

The size of a large caribou herd in Alaska's Arctic region has dropped by more 50 percent over the last three years, and researchers who have tentatively ruled out hunting and predation as significant factors for the decline are trying to determine why.

The size of a large caribou herd in Alaska's Arctic region has dropped by more 50 percent over the last three years, and researchers who have tentatively ruled out hunting and predation as significant factors for the decline are trying to determine why.

As lichen has disappeared, the herd has changed its diet. This adaptation could have global implications for reindeer facing a warming climate.

The Yukon Fish and Game Association executive director believes it's just a matter of time before a disease outbreak, such as pneumonia, could spread from domestic sheep to wild Dall sheep.

The average weight of adult reindeer on Svalbard, north of Norway, has fallen to 106 pounds from 121 pounds in the 1990s

Pussy willows (Salix scouleriana) - a sign of spring in Interior Alaska.

The lynx population is up this year in Kivalina

B.C.'s wild bighorn sheep are facing a deadly threat from a pneumonia-causing bacterial disease

A bighorn sheep herd in B.C.’s interior is in trouble after coming into contact with domestic sheep and the contagious disease they carry.

Black bear (Ursus americanus) sighted during a rather warm winter this year.

1-23-14 Coyote sighting - Shaktoolik, Alaska, USA

2-2-13 Many wolf sightings - Togiak, Alaska, USA

Black bears are not normally seen during this time of the year.

St. Marys residents concerned about possible interactions

1-17-13 Winter brown bear - St Marys, Alaska, USA