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Zoos celebrate Halloween and 19 more of this week's best animal photos
epa03927779 An undated handout photograph made available by Schoenbrunn Zoo on 28 October 2013 shows meerkats playing with a carved pumpkin ahead of Halloween at Schoenbrunn Zoo in Vienna, Austria. Halloween is celebrated annually on 31 October. EPA/DANIEL ZUP / SCHOENBRUNN / HANDOUT HANDOUT EDITORIAL USE ONLY/NO SALESSchoenbrunn Zoo via EPA