Zoo animals celebrate St. Patrick's Day

<div class="meta "><span class="caption-text ">Sophia, a 33-year-old Bornean orangutan at Brookfield Zoo, is gathering all the shamrock-shaped monkey biscuits she can. Zookeepers gave her the treats in celebration of St. Patrick&#39;s Day as well as decorated the Tropic World: Asia exhibit with green-colored wood wool. (Jim Schulz&#47;Chicago Zoological Society)</span></div>
March 18, 2014 6:23:47 AM PDT