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  1. Cenozoic - Wikipedia

    The Cenozoic Era (also known as the Caenozoic, Kainozoic, or Neozoic Era; / ˌsiːnəˈzoʊ.ɪk, ˌsɛn -/; SEE-nə-ZOH-ik, SEN-ə-; [2][3] lit. 'new life') is Earth's current geological era, representing the last 66 …

  2. Cenozoic Era | Definition, Events, & Facts | Britannica

    Mar 17, 2026 · Cenozoic Era, third of the major eras of Earth’s history, beginning about 66 million years ago and extending to the present. It was the interval of time during which the continents assumed …

  3. Cenozoic | U.S. Geological Survey - USGS.gov

    Cenozoic (66 million years ago until today) means ‘recent life.’ During this era, plants and animals look most like those on Earth today. Periods of the Cenozoic Era are split into even smaller parts known …

  4. Cenozoic Era - U.S. National Park Service

    Jul 9, 2024 · The Cenozoic Era is the "Age of Mammals." North America’s characteristic landscapes began to develop during the Cenozoic. Birds and mammals rose in prominence after the extinction of …

  5. Cenozoic Era: Facts About Climate, Animals & Plants

    Jun 9, 2016 · The Cenozoic era began about 65 million years ago and continues into the present.

  6. The Cenozoic Era - University of California Museum of Paleontology

    The Cenozoic spans only about 65 million years, from the end of the Cretaceous Period and the extinction of non-avian dinosaurs to the present. The Cenozoic is sometimes called the Age of …

  7. Cenozoic - New World Encyclopedia

    The Cenozoic (from the Greek kainos meaning "new" and zoe meaning "life") era is an interval of about 65 million years defined on the geologic timescale as spanning roughly from 65 million years ago …

  8. Cenozoic Era - an overview | ScienceDirect Topics

    The Cenozoic Era had been traditionally divided either into the Tertiary and Quaternary (“third” and “fourth”) periods or into the Paleogene and Neogene (“old”- and “new”-“birth”) periods. In 2009, the …

  9. Cenozoic Era - MrNussbaum.com

    The Cenozoic Era, often referred to as the "Age of Mammals," marks a critical chapter in Earth's history characterized by the flourishing and diversification of mammalian life. Spanning from approximately …

  10. The Cenozoic Era - ScienceViews.com

    The Cenozoic era, meaning "new life" is also known as the Age of Mammals, just as the Mesozoic era was the Age of Reptiles. The Cenozoic spans the time period covered from the final extinction at the …