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The small cats or Felinae, are a subfamily of Felidae distinguished by their bony hyoids, which allowthem purr but not roar. [2] Other authors have proposed an alternative definition for this subfamily, which compromises only the living conical-toothed cat genera with two tribes, the Felini and Pantherini, and excluding the extinct sabre-toothed Machairodontinae.
Menopause, also known as the climacteric, is the time when menstrual periods permanently stop, marking the end of the reproductive stage for the female human. [1] [6] [7] It typically occurs between the ages of 45 and 55, although the exact timing can vary. [8]