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Usoni, a 2-year-old rhinocerous, wallows in the snow in Zurich's zoo on Saturday. It might be the last time his skin will have such a brisk sensation this year, as temperatures keep rising and spring starts in a few days.
Usoni, a 2-year-old rhinocerous, wallows in the snow in Zurich's zoo on Saturday. It might be the last time his skin will have such a brisk sensation this year, as temperatures keep rising and spring starts in a few days.