150m-year-old Chinese fossil reveals earliest flightless bird alongside flying ancestors
A 150-million-year-old Yuezhuornis yangyuanensis fossil from China proves early avialans diversified into flightless niches, challenging Darwinian assumptions about universal flight evolution.
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The story so far
4 publishers have covered this in 5 articles since 14 Oct 2026. Nature published first, on 14 October at 00:00 UTC; New Scientist followed 15h 00m later. The most recent article, from News - South China Morning Post, appeared on 16 October at 12:00 UTC.
Outlets reporting it: Nature (major outlet), New Scientist, Phys.org - latest science and technology news stories, News - South China Morning Post.
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How it unfolded
Every source in the order it published.
- NatureSome Jurassic period birds were flightless
- NatureJurassic flightless bird reveals early ecological diversity of avialans
- New ScientistFlightless ancient bird complicates our picture of wing evolution
- Phys.org - latest science and technology news storiesNot all early birds evolved toward better flight, Jurassic fossil suggests
- News - South China Morning PostSorry, Darwin: Chinese fossil shows that not all early birds evolved to fly
Sources
Every article we clustered into this story. Headlines link to the publisher.
- Some Jurassic period birds were flightless Nature ·
- Jurassic flightless bird reveals early ecological diversity of avialans Nature ·
- Sorry, Darwin: Chinese fossil shows that not all early birds evolved to fly News - South China Morning Post
- Not all early birds evolved toward better flight, Jurassic fossil suggests Phys.org - latest science and technology news stories
- Flightless ancient bird complicates our picture of wing evolution New Scientist
In this story
- South China Morning Post
- Yuezhuornis yangyuanensis
- Archaeopteryx