300,000-year-old Homo naledi fossils from a South African cave suggest the ancient human relative may have been a female-only species, new study reveals

A recent examination of ancient dental remains from South Africa's cave systems has led to a striking conclusion. Proteomic analysis revealed solely female protein markers in the samples examined. This intriguing finding implies that all identified Homo naledi individuals could potentially be female. Researchers are currently delving into possible explanations for this unexpected trend, which raises significant questions regarding established beliefs about the species' gender distribution.