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Fossil teeth reveal a previously unknown human ancestor from eastern Africa

  • Scientists uncovered 13 fossilized teeth at Ethiopia's Ledi-Geraru site, dating back approximately 2.6 to 2.8 million years, which reveal the presence of both early Homo and newly identified Australopithecus species.
  • This discovery follows the 2013 finding of a 2.8-million-year-old Homo jaw and aims to clarify the coexistence and distinctions between Homo and Australopithecus species.
  • The teeth came from three separate ash layers dated by volcanic activity, with Homo teeth in the oldest and youngest layers and Australopithecus in the middle one, indicating overlapping habitats.
  • Lead researcher Brian Villmoare emphasized that the discovery of Homo fossils dating back approximately 2.6 to 2.8 million years provides important evidence confirming the early existence of our human lineage.
  • The findings suggest a more complex, bushy human evolutionary tree with multiple hominin species coexisting, challenging linear progression views and requiring further fossil evidence for confirmation.
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Teeth found in the Afar region of Ethiopia appear to belong to a previously unknown human relative, suggesting that at least four different human species lived side by side in East Africa nearly three million years ago, according to a study published in the journal Nature.

·Estonia
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Lean Right

Which of our ancestors lived and disappeared at what time of evolution? In addition, there are many unexplained questions. In Ethiopia, researchers now found millions of years old teeth that suggest: Man has an undiscovered predecessor.

·Dortmund, Germany
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Center

The fact that Homo sapiens is the only living human species was not always the case. New fossil finds reveal what hominines species once existed side by side.Although we know a lot about human development, research continues to lack crucial pieces of puzzles. Particularly incomplete is the fossil proof of human evolution two to three million years ago. This makes research more difficult, since the branch of the hominines family tree, to which mo…

·Germany
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Lean Left

The relationship between some pre- and early human species is not completely clarified. Research shows that the genera Homo and Australopithecus may coexist.

·Germany
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Phys.org broke the news in United Kingdom on Wednesday, August 13, 2025.
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