Homo naledi
A tiny-brained human that survived into our own age — and may have buried its dead in the dark.
Overview
Homo naledi stunned the world twice: first in 2015, when more than 1,500 fossil pieces from at least 15 individuals were recovered from a nearly inaccessible chamber of South Africa's Rising Star cave; then again when it was dated to just 335,000–236,000 years ago — astonishingly recent for so small-brained a species.
It means a chimpanzee-brained human relative was alive at the same time as the earliest Homo sapiens.
Anatomy & Body
H. naledi is a true mosaic. Its hands, wrists and feet are remarkably human-like and well suited to walking and manipulating objects, while its shoulders, curved fingers and flared pelvis are more primitive and australopith-like. It was small and slender, averaging about 144 cm tall.
Brain & Cognition
Brain volume was only 465–610 cc — roughly a third of ours — yet endocasts show a humanlike frontal-lobe shape and asymmetry. Its second molars also erupted late, hinting at a slow, humanlike pace of growing up.
The combination of a tiny brain with possibly complex behaviour challenges the assumption that big brains are required for sophisticated culture.
Behavior & Culture
The site itself is the controversy: the remains lie deep in a chamber reachable only through tight, dark passages, with little sign of natural transport or predators. The discovery team argues for deliberate body disposal, and has reported possible engravings and fire use — claims that remain hotly debated and not yet fully accepted.
Key Fossils
- Dinaledi chamber assemblage — over 1,500 specimens, one of the richest hominin troves in Africa.
- LES1 (“Neo”) — a well-preserved skull from the separate Lesedi chamber.
Relationship to Us
H. naledi is an evolutionary cousin, not an ancestor — a separate small-brained lineage that persisted in southern Africa alongside our own emerging species.