Neanderthals Bipedalism Homo floresiensis Homo Sapiens Endurance Running Homo Erectus Hominins Dietary Habits Australopithecus afarensis Music Evolution Homo sapiens Neanderthal Behavior Absorption into Modern Human Population Fossil Discoveries Fossil Record Lateral Fabella Paleoanthropology Dental Development Australopithecus Language and Music Evolution Paleontology Hominin Interaction Hominid Species Hominin Species Fossils Species Coexistence Paranthropus boisei Vestigial Structures Intelligent Life Intelligence Evolution Hybridization Neanderthal DNA Brain Development Archaic Hominins Anatomically Modern Humans Environmental Factors Africa Denisovans Body Clock Genes Human Endogenous Retroviruses Early Humans Iberomaurusians Common Ancestor Migration Primate Genome Structure Brain Growth Mathematical Modeling Ancestral Relationships Ecological Niche Metabolic Demand Physical Activity