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tech 3 May 2026

Neanderthals Ran 'Fat Factories' 125,000 Years Ago

A recent study uncovers that Neanderthals operated 'fat factories' to extract precious calories from large mammal bones, reshaping our understanding of their food strategies.

Introduction

Neanderthals, our often underestimated distant cousins, once again prove to be more ingenious than previously thought. A recent study published in Science Advances reveals that they operated true 'fat factories' 125,000 years ago, employing sophisticated techniques to extract calories from large mammal bones. This discovery, led by researchers from Leiden University and MONREPOS, reshapes our understanding of Neanderthal food strategies.

Neanderthal Food Strategies

The discovery originates from the Neumark-Nord 2 site in Germany, dating back to an interglacial period with climate conditions similar to today. Here, Neanderthals didn't merely break bones to access marrow; they crushed them into tiny fragments to extract bone grease by heating them in water. This process, involving complex and labor-intensive resource management, demonstrates that Neanderthals were capable of planning and executing sophisticated tasks.

The Importance of Fat in Diet

Fat is a crucial food component, rich in calories, essential when other resources are scarce. By grinding the bones of mammals like deer, horses, and aurochs, Neanderthals maximized caloric intake, ensuring their survival in a sometimes hostile environment. This ability to extract fat underscores their ingenious adaptation to environmental constraints.

Archaeological Evidence and Implications

Excavations at the Neumark-Nord 2 site uncovered a dense concentration of bones from over 170 large mammals, mixed with flint artifacts and hammer stones. These findings indicate a systematic bone processing activity, illustrating a behavioral complexity previously associated only with later human groups. This pushes the boundaries of our understanding of Neanderthal ingenuity.

A Shift in Perspective

This study highlights the need to reconsider the technological and social skills of Neanderthals. Rather than simple opportunistic hunter-gatherers, they now appear as skilled resource managers, capable of transforming their environment to meet their needs. This could also influence our perception of human evolution in general, reevaluating the cognitive abilities and cultural innovations of early hominids.

Conclusion

The discovery of Neanderthal 'fat factories' challenges many preconceived notions about our ancestors. It shows that they were capable of technological complexity and advanced planning, traits that bring them even closer to us. These revelations pave the way for new research on prehistoric dietary practices and their impact on human evolution.

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Neanderthals fat extraction archaeology prehistoric diet human evolution
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