The painting, "Budgerigar Dreaming," was a gem, a beatific riot of bird tracks on a shimmering field of white dots. Ronnie Lawson ... the contemporary Aboriginal art movement sprang to life.

While scientists have long puzzled over fossils, the discovery of this cave painting might forever change the perception of paleontology as a field.

Ms Watson-Trudgett adds that dot-painting only emerged in the 1970s with the Western Desert art movement from Papunya , a small Aboriginal community northwest of Alice Springs. It was here that ...