World's biggest dinosaur footprints found in north-western Australia

Source: Supplied: Steve Salisbury

• A number of 1.7m-long dinosaur footprints have been found north of Broome
• The dinosaur that left the prints was the largest member of the sauropods, which includes dinosaurs such as the brontosaurus
• The area was a large river delta 130 million years ago, with dinosaurs crossing wet sandy areas

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