staampeding dinoWhat were these dinosaurs running from?

Science Daily reported that dinosaur trackways in Australia, formerly presumed to have been made by a stampeding herd on land, were actually formed in water.  “Queensland paleontologists have discovered that the world’s only recorded dinosaur stampede is largely made up of the tracks of swimming rather than running animals,” the article began.

Some of the tracks look like vertical impressions of toes; others are long grooves.  These would fit impressions made as the dinosaurs – at least the smaller individuals – were partially buoyed up by water.  Larger individuals left flat footprints as if wading up to their legs.  The tracks are identified as ornithopod, ranging in size from chickens to ostriches.  The tracks are found in sandstone and siltstone near Queensland and Lark Quarry….

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