Personally, I'm partial to Polar.

From the review:
Brrrr! Is it getting chilly in here? Play Unplugged's Mike Eaton gets back to nature with Eye-Level Entertainment's Nature of the Beast: Prairie Vs. Polar!
Brrrr! Is it getting chilly in here? Play Unplugged's Mike Eaton gets back to nature with Eye-Level Entertainment's Nature of the Beast: Prairie Vs. Polar!