More tantalising bear prints were spotted, crimping the edge of pack ice, making their big-footed way across a small floe.
An Arctic Larry, Moe, and Curly lounge on an ice floe near Igloolik, Nunavut, Canada.
The extracted core has a thermal inertia which allows readings to be taken a short time after it was taken from the ice floe.
An Atlantic walrus calf finds safety on its mother's back while drifting on an ice floe near Igloolik, Nunavut, Canada.
You see, when I lived far away, you knew I was there, and I kept something for you, even though you had never seen a polar bear or an ice floe. Even though you are not adapted to my conditions.
The other day Ann got stranded on a floe after it literally broke off on front of our eyes, and yesterday Martin and I found ourselves in a similar situation.
A mother Atlantic walrus watches over her pup ice floe near Igloolik, Nunavut, Canada.
"Moments later the seal scrambled off and swam to the safety of a nearby ice floe," wrote the scientists.
Two crew members parachuted on to a larger floe, and then crawled on their bellies to reach him.
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