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Not for print or poster uses .Flowering plants and bearded dragon (lower right), coloured X-ray. Bearded dragons (Pogona sp.) are found in Australia. The flowering plants are the fan palm Livistonia (left) and an Australian plant called new kangaroo paw (right). (KEYSTONE/SCIENCE PHOTO LIBRARY/ARIE VAN 'T RIET / SCIENCE PHOTO LIBRARY)