"It's a cool place," Goldschmidt said. "It's great to come here and see some different animals than we normally get to."
While Goldschmidt had to break away after a few hours, the rest of the group stayed behind to spend more time with the animals.
Steve Gilbert is a reporter for MLB.com. Read his blog, Inside the D-backs, and follow him on Twitter @SteveGilbertMLB. This story was not subject to the approval of Major League Baseball or its clubs.