The Shantungosaurus has a last bite before leaving his post next to the Roosevelt Fountain. (photo courtesy of Chris Stach) “Trick or treat, everybody! YOU be the TREATS!” says the T-Rex. (photo courtesy of Chris Stach) A girl operates the Dilophosaurus on the last day of the DINO’S ALIVE! experience. (photo courtesy of Chris Stach) A family poses near the zoo’s 1,793 pound Great Pumpkin. (photo courtesy of Chris Stach) One of the lion statues adorned with a mask for the special Halloween occasion. (photo courtesy Chris Stach) Sisters dressed as princesses pose for their dad. (photo courtesy Chris Stach) “Say, ‘Boo!'” said parents to their son who sat in front of a giant inflated pumpkin at Brookfield Zoo. (photo courtesy Chris Stach)