Many discussions highlight the study's description of pycnofibres and their resemblance to feathers, with users expressing excitement about the implications for understanding archosaur evolution. The tone ranges from curiosity to cautious enthusiasm, with phrases like 'significant step forward' and 'raises important questions,' reflecting both interest and recognition of potential impact.
AgreementModerate agreement
Most discussions acknowledge the significance of the study, with some expressing agreement that it advances understanding of feather evolution and dinosaur-pterosaur links.
InterestHigh interest
The discussions demonstrate high curiosity, especially around the implications for evolutionary biology and the origin of feathers.
EngagementModerate engagement
Several posts reference specific aspects of the research, such as the complex structures and their functions, indicating moderate to deep engagement.
ImpactModerate impact
The conversations suggest the research could challenge existing views and influence future studies, though some see it as confirming ongoing hypotheses rather than revolutionary.
Abstract in brief
The study uncovers complex feather-like structures called pycnofibres in two anurognathid pterosaur specimens, showing features similar to feathers in birds and dinosaurs, which was previously not well understood.
These pycnofibres include non-vaned, grouped, and bilaterally branched filaments, and preserved melanosomes with diverse shapes, suggesting possible pigmentation and coloration functions.
The findings raise questions about the evolutionary origins of feathers, indicating they might have appeared early in archosaurs or evolved independently in pterosaurs, and suggest these structures helped with thermoregulation, sensing, signaling, and flight.]
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DINOSAURS MAY HAVE HAD FEATHERS Recent fossil discoveries ...
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doi: 10.1038/nature10906. PMID 22481363. Archived from the original ... nature.com/articles/s41559-018-0728-7 This other paper (Barrett et al., 2015) ...
Supplement for Pterosaur integumentary structures with complex ...
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Articles. SUPPLEMENTARY INFORMATION https://doi.org/10.1038/s41559-018-0728-7. In the format provided by the authors and unedited. Pterosaur integumentary ...
Laser imaging reveals early origin of feathers | Postscripts | Feb/Mar ...
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Now this study, published in Nature Ecology & Evolution (https://doi.org/10.1038/s41559-018-0728-7), has shown that pterosaurs had at least four types of ...
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