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Duration:06:45
Uploaded:2018-12-21
Last sync:2018-12-21 20:30
Feathers might have originated tens of millions of years before we'd thought, and a 3D rendering of ankylosaur nasal passages lends new insight into how they stayed cool.

Hosted by: Hank Green

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Sources:

Feathered pterosaurs:
https://www.eurekalert.org/emb_releases/2018-12/uob-ndp121218.php
https://www.nature.com/articles/s41559-018-0728-7
https://www.nationalgeographic.com/science/phenomena/2015/03/23/sciencespeak-pycnofiber/
https://archosaurmusings.wordpress.com/2009/08/05/what-on-earth-are-pycnofibers/
https://www.scientificamerican.com/article/pterosaurs-just-keep-getting-weirder/
Ankylosaur noses:
https://www.eurekalert.org/emb_releases/2018-12/p-alr121218.php
https://plos.my.salesforce.com/sfc/p/#U0000000Ifis/a/0B000000Pxar/f0r2vCz6xFGQy8hWga6XmkCxxhOgV2E00H8uyku_8uw

Images:

https://commons.wikimedia.org/wiki/File:Rhamphorhynchus_munsteri.jpg
https://en.wikipedia.org/wiki/File:Hatzegopteryx.png
https://en.wikipedia.org/wiki/File:Pteranodon_sternbergi_pair.jpg
https://en.wikipedia.org/wiki/File:Triceratops_prorsus_old.jpg
https://en.wikipedia.org/wiki/File:Stego-marsh-1896-US_geological_survey.png
https://commons.wikimedia.org/wiki/File:Falcarius_white_background.jpg
https://www.nature.com/articles/s41559-018-0728-7
https://en.wikipedia.org/wiki/File:Ankylosaurus.jpg
https://commons.wikimedia.org/wiki/File:Ankylosaurus_armor.png
https://www.eurekalert.org/multimedia/pub/188424.php
https://en.wikipedia.org/wiki/File:Ankylosaurus_skull_AMNH.jpg
https://commons.wikimedia.org/wiki/File:Respiratory_System_(Illustration).png
https://www.eurekalert.org/multimedia/pub/188424.php
https://www.eurekalert.org/multimedia/pub/188299.php?from=415179
https://www.eurekalert.org/multimedia/pub/188298.php?from=415179
https://en.wikipedia.org/wiki/File:Arambourgiania_philadelphiae.png
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