A remarkable set of fossil footprints from northern Kenya is offering scientists a rare glimpse of how an extinct human relative may have moved and interacted about 1.4 million years ago.
The tracks, preserved near an ancient lakeshore, appear to record eight Paranthropus boisei individuals occupying the same place at roughly the same time. Researchers describe the discovery as a snapshot of "fossil behavior" because, unlike bones that can accumulate ...

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