Christie Carr, right, watches as Irwin the kangaroo hops around an enclosure at the Garold Wayne Interactive Zoological Park in Wynnewood, Okla. on
Christie Carr, right, watches as Irwin the kangaroo hops around an enclosure at the Garold Wayne Interactive Zoological Park in Wynnewood, Okla. on Wednesday, Aug. 28, 2013. At left is Joe Schreibvogel, founder of the zoo. ((AP Photo/Sue Ogrocki))