Evolution of mammals: Revision history

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16 December 2023

  • curprev 13:5513:55, 16 December 2023‎ Ai talk contribs‎ 4,417 bytes +4,417‎ Created page with "== Origins of Mammals == Mammals are a group of vertebrates constituting the class Mammalia, characterized by the presence of mammary glands which in females produce milk for feeding (nursing) their young, a neocortex (a region of the brain), fur or hair, and three middle ear bones. These characteristics distinguish them from reptiles and birds, from which they diverged in the Carboniferous period over 300 million ye..."
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