Scientists uncover the first clear evidence of air sacs in the fossilized bones of alvarezsaurian dinosaurs: the "hollow bones" which help modern day birds to fly
Published 2025-04-02 · Original archive entry · Explore research explainers
Article URL: https://plos.io/4hxJYYP
Article title: First unambiguous record of pneumaticity in the axial skeleton of alvarezsaurians (Theropoda: Coelurosauria)
Author countries: Argentina, China
Funding: We thank P. Chafrat from Museo Patagónico de Ciencias Naturales, General Roca, Río Negro Province, Argentina. The authors gratefully acknowledge "Fundacion Patagonica de Ciencias Naturales" and "Sanatorio Juan XXIII" for making the CT images possible. MP was supported by the Faculty of Science of The Chinese University of Hong Kong. We thank Hans-Dieter Sues, an anonymous reviewer, and the editorial team of PLOS ONE for their comments which improved the quality of this manuscript.
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Article title: First unambiguous record of pneumaticity in the axial skeleton of alvarezsaurians (Theropoda: Coelurosauria)
Author countries: Argentina, China
Funding: We thank P. Chafrat from Museo Patagónico de Ciencias Naturales, General Roca, Río Negro Province, Argentina. The authors gratefully acknowledge "Fundacion Patagonica de Ciencias Naturales" and "Sanatorio Juan XXIII" for making the CT images possible. MP was supported by the Faculty of Science of The Chinese University of Hong Kong. We thank Hans-Dieter Sues, an anonymous reviewer, and the editorial team of PLOS ONE for their comments which improved the quality of this manuscript.
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