9 days ago
'Classic example' of sexual dimorphism in fossil record actually shows nuance between males and females
What's happening
SignalsMonitor is following this as a technology story. Phys.org Breaking News is the outlet attached so far. The first report grouped here was at 7 Oct 2026, 18:00 UTC. The headline in use is “'Classic example' of sexual dimorphism in fossil record actually shows nuance between males and females”. This note is SignalsMonitor's own briefing, not the publisher's article.
What we know
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 than 10 million years…
Story timeline
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- First reported by Phys.org Breaking News
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- Phys.org Breaking News