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Best-preserved dinosaur-age feather found in 66-million-year-old T. rex droppings

Researchers propose feather quality as factor in bird extinction survival

1 Sep 10 · 13d ago · 4 articles · 1 post · 2 sources · development 1 of 1

O'Connor hypothesizes that hesperornithiforms' primitive body feathers were inadequate insulators during the extreme post-asteroid conditions, unlike the superior plumage of Neornithes ancestors that survived the mass extinction.

Researchers propose feather quality as factor in bird extinction survival
Nautilus

“Maybe these primitive feathers were good enough to keep them warm during the greenhouse world of the Mesozoic, but not good enough to keep them warm during this environmental catastrophe that was triggered by this impact event.”

Jingmai O'Connor

Jingmai O'Connor Lead researcher, Field Museum ChicagoDavid DeMar Jr. Discoverer, University of Washington

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1Researchers propose feather quality as…
Sep 11Sep 12Sep 13Sep 14Sep 15Sep 16Sep 17Sep 18Sep 19Sep 20Sep 21Sep 22now · 8:51 AM ET

What was reported 1 claim about this development

  1. 12 outlets Feather trapped in dinosaur droppings provides new clues about why some birds survived extinction

    first by El Pais English, 13d ago · also Times of India, Good News Network, The Brasilians, NPR Science, NCPR: North Country Public Radio, NPR +5

    9 more headlines

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