Biology, 26.11.2021 17:20, dezmarcus

Study the image about geologic time. A geochronological scale measured in Millions of Years Ago or M Y A. Cenozoic era: Paleogene period, 66 to 23 M Y A, diatrima, many types of mammals, smilodon. Neogene period, 23 to 2. 6 M Y A, smilodon, mammoth. Quaternary period, 2. 6 to today, human, mammoth. During which period did humans first appear on Earth? Quaternary Neogene Paleogene Cenozoic.

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Study the image about geologic time. A geochronological scale measured in Millions of Years Ago or M...