These two ancient human relatives crossed paths 1.5 million years ago
https://www.nature.com/articles/d41586-024-03907-z
Footprints preserved in Kenyan mud over 1.5 million years ago offer a rare glimpse into the lives of ancient human relatives. These tracks, found in 2021, were left by Homo erectus, an ancestor of modern humans, and Paranthropus boisei, a more distant relative. The prints show that these species walked the same lakeshore, possibly within hours or days of each other, marking the first direct evidence of their coexistence in the same space.
Researchers used advanced imaging to analyze the footprints, revealing details about their walking patterns and anatomy. H. erectus walked briskly with a human-like gait, while P. boisei had flatter feet and more flexible big toes. The site also included animal and bird tracks, painting a vivid picture of life in ancient East Africa. While we don’t know how these species interacted, this discovery offers an unparalleled “snapshot in time” of early human evolution.
