Melissa Murray, center, escorts Winny Saur, the Australian Museum's robotic Muttaburrasaurus as he makes friends with Kevin, a shingleback lizard, and his handler Laura Murphy from Taronga Zoo in ... more 
Melissa Murray, center, escorts Winny Saur, the Australian Museum's robotic Muttaburrasaurus as he makes friends with Kevin, a shingleback lizard, and his handler Laura Murphy from Taronga Zoo in Sydney, Friday, Aug. 12, 2011, during the launch of National Science Week. Muttaburrasaurus was a large, plant-eating ornithopod dinosaur from the Early Cretaceous of eastern Australia. (AP Photo/Rick Rycroft) less 
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Associated Press | Photo By Rick Rycroft
Thu, Aug 11, 2011 11:47 PM EDT