The Oldest Known Animal May Be a Weird, Fleshy Oval | SciShow News

Dickinsonia might be the oldest known member of the animal kingdom, and the origin of birdsongs from the syrinx might be a little less mysterious.

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Sources:

Dickinsonia
https://www.eurekalert.org/pub_releases/2018-09/anu-ff5091818.php
http://science.sciencemag.org/content/361/6408/1246
https://www.theatlantic.com/science/archive/2018/09/the-oldest-known-animal-is-wait-seriously-what-is-that/570865/
https://www.scientificamerican.com/article/say-hello-to-dickinsonia-the-animal-kingdoms-newest-and-oldest-member/
https://gizmodo.com/extraordinary-evidence-suggests-558-million-year-old-fo-1829200190

Syrinxes
https://academy.allaboutbirds.org/birdsong/
https://www.eurekalert.org/pub_releases/2018-09/fm-bva091918.php
https://www.eurekalert.org/pub_releases/2018-09/uota-brv091918.php
http://www.pnas.org/content/early/2018/09/19/1804586115

Images
https://en.wikipedia.org/wiki/File:DickinsoniaCostata.jpg
https://en.wikipedia.org/wiki/File:Dickinsonia_costata_Ontogeny.jpg
https://commons.wikimedia.org/wiki/File:White_Sea_map.png
http://www.thinkstockphotos.com/image/stock-illustration-larynx-anatomical-vector-illustration/921055288
https://commons.wikimedia.org/wiki/File:PigeonAnatomy_cropped_1.png
https://en.wikipedia.org/wiki/File:Proav16_large.jpg
https://en.wikipedia.org/wiki/File:Flying_fox_at_botanical_gardens_in_Sydney_(cropped).jpg
https://www.eurekalert.org/multimedia/pub/180940.php

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