what are the six big events of human evolution
Six big events of human evolution, in order bipedalism (6 MYA) nonhoning chewing (5.5 MYA) speech (2.5 MYA) material culture and tools (2.5 MYA) hunting (1 MYA) domesticated food (11,000 years) Data evidence gathered to help answer questions, solve problems, and fill gaps in scientific knowledge