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posted by Fnord666 on Wednesday April 10 2019, @12:37PM   Printer-friendly
from the probably-make-a-nice-pair-of-boots dept.

Phys.org:

Paleontologists are used to finding dinosaur bones and tracks. But remnants of soft tissue, like muscles or skin, are rare and often not well preserved. A very small percentage of tracks – much less than 1% – show skin traces [i.e. impressions].

Kyung-Soo Kim, Ph.D., of Chinju National University of Education recently found a set of very small tracks with perfect skin traces near Jinju City, Korea. CU Denver Professor Emeritus of Geology Martin Lockley, Ph.D., – with Kim, Jong Deock Lim of Korea and Lida Xing of Beijing – wrote a paper about the skin traces for the journal Scientific Reports. They described the skin as "exquisitely preserved."

"The skin traces come from tracks of the smallest known theropod, the Minisauripus."

[Editorial update - clarifying that "skin traces" means "impressions of skin", rather than "traces of skin" - thanks to poster below. --FP.]


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  • (Score: 2) by bob_super on Wednesday April 10 2019, @08:02PM (4 children)

    by bob_super (1357) on Wednesday April 10 2019, @08:02PM (#827594)

    As a compensation, you get to confirm that dinos weren't completely covered in feathers or exoskeletons.

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  • (Score: 0) by Anonymous Coward on Wednesday April 10 2019, @10:16PM (3 children)

    by Anonymous Coward on Wednesday April 10 2019, @10:16PM (#827645)

    ... on their feet. Their feet aren't completely covered in feathers. Are there even any birds with feathers on their feet?

    • (Score: 2) by bob_super on Wednesday April 10 2019, @10:23PM (1 child)

      by bob_super (1357) on Wednesday April 10 2019, @10:23PM (#827648)

      After the asteroid set half the world on fire, natural selection happened, and all feathered-feet dinos and birds died off while the bare-feet ones survived.
      Prove me wrong.

      • (Score: 0) by Anonymous Coward on Thursday April 11 2019, @03:40AM

        by Anonymous Coward on Thursday April 11 2019, @03:40AM (#827754)

        "asteroid"

    • (Score: 3, Interesting) by Osamabobama on Wednesday April 10 2019, @11:15PM

      by Osamabobama (5842) on Wednesday April 10 2019, @11:15PM (#827673)

      Are there even any birds with feathers on their feet?

      It would seem so: Story about pigeons [utah.edu]

      Most birds have scales on the feet and toes and feathers elsewhere. Some – like snowy owls, golden eagles and ptarmigans – have foot feathers. Only chickens and domestic pigeons – with 146 and over 350 breeds, respectively – have breeds with and without foot feathers in a single species

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