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Those almost always begin with bringing awareness to a species, as has apparently happened with polar bears and honeybees.

Declining sea-ice at both poles not only has implications for local wildlife like polar bears and penguins, but also the Earth's climate.

But Richardson said he wasn’t sure the prospect of “more rats scurrying around” will be any more galvanizing than pictures of “the sad polar bear floating on ice.”

Victoria is the oldest of four polar bears kept at the Highland Wildlife Park in the Cairngorms National Park.

As airplanes or boats pass and predators like polar bears appear, the walruses panic and stampede into the water, causing trampling-related mortalities.