- Archaeology Mystery Solved: Strange Footprints From Laetoli, Tanzania, Are From Early Humans SciTechDaily
- Enigmatic footprints, once thought to belong to a bear, linked to unknown human ancestor CNN
- Fossil footprints offer new insight into upright walking Bangkok Post
- At least 2 bipedal human species lived nearly 3.7 million years ago NPR
- Tanzania footprints offer clues on origin of human upright walking Yahoo News
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Source: Google Finance – Market News