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Ancient Homo erectus skull fragments discovered beneath Indonesian waters

A submerged landscape once teemed with Homo erectus—until rising seas hid their story. Now, a chance discovery rewrites human history in Southeast Asia.

The image shows an open book with a variety of fossils on it. The book is filled with different...
The image shows an open book with a variety of fossils on it. The book is filled with different types of rocks, some of which have text written on them.

Ancient Homo erectus skull fragments discovered beneath Indonesian waters

Fragments of a Homo erectus skull have been uncovered on the seafloor between Indonesian islands. The discovery marks the first time remains of this early human species have been found in the region. Researchers believe the area was once a thriving habitat for these ancestors. Over 140,000 years ago, the now-submerged land between Java, Bali, Sumatra, and Borneo formed a connected landscape. Lower sea levels during the glacial period created vast savannahs and river systems, ideal for early human settlement. No previous archaeological evidence of Homo erectus had been found in this area until now.

The species, known for larger bodies and greater muscle mass than earlier hominins, likely settled near riverbanks. Fossil evidence shows they hunted bovine ancestors and extracted bone marrow. Cut marks on bones also reveal they consumed meat and marrow from river turtles and other land animals.

Land bridges once linked the islands, allowing Homo erectus to migrate across the region. The recent find suggests they may have shared hunting techniques with other species or even interbred. Abundant food and water from perennial rivers supported their survival in this now-drowned landscape. This discovery provides the first direct proof that Homo erectus inhabited the area between Indonesia's major islands. The fossils, recovered during a construction project, confirm the species adapted to diverse environments. Further analysis may reveal more about their migration patterns and survival strategies.

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