Полярная ночь в Арктике - Polar night in Arctic
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![Как собаки спасли Аляску от вымирания - [История Медицины]](https://sun9-59.userapi.com/72-o4aO7KYJE7Z5LP5nrcb6XJEb6y3lQ66D0lA/o9DU8_E1-rI.jpg)
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