‘Classic example’ of sexual dimorphism in fossil record actually shows nuance between males and females

October 7, 2026 · 6:00 pm 1 sources

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• 'Classic example' of sexual dimorphism in fossil record actually shows nuance between males and females
  Phys.org · October 7, 2026 18:00
  For decades, paleontologists have held up uintatheres as a prime illustration of sexual dimorphism, or the tendency for males and females of a species to be physically different. Notable for their large size, prominent horns and canine teeth, uintatheres emerged about 58 million years ago, fewer…