Earliest animal footprints ever found - discovered in Nevada
Monday, October 6, 2008 - 23:28
in Paleontology & Archaeology
The fossilised trail of an aquatic creature suggests that animals walked using legs at least 30 million years earlier than had been thought. The tracks - two parallel rows of small dots, each about 2 millimetres in diameter - date back some 570 million years, to the Ediacaran period. The Ediacaran preceded the Cambrian period, the time when most major groups of animals first evolved...
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