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Written & Researched by Leila Battison. Check out her channel:
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Video edited by Pete Kelly. Check out his channel:
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Narration by David Kelly. Check out his channel:
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Thumbnail Art by Ettore Mazza
Artwork by Khail Kupsky

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Image Credits:
https://www.sciencedirect.com/science...
https://irma.nps.gov/DataStore/Downlo... Justin Tweet
L. Miao, M. Moczydłowska, S. Zhu, M. Zhu, New record of organicwalled, morphologically distinct microfossils from the late Paleoproterozoic Changcheng Group in the Yanshan Range, North China, Precambrian Research (2018), doi: https://doi.org/10.1016/j.precamres.2...
Evidence for eukaryotic diversification in the ∼1800 millionyearold Changzhougou Formation, North China
D.M. Lamba,∗, S.M. Awramika, D.J. Chapmanb, S. Zhuc
Organicwalled microfossils in 3.2billionyearold shallowmarine siliciclastic depositsEmmanuelle J. Javaux1, Craig P. Marshall2 & Andrey Bekker3
Bangiomorpha pubescens n. gen., n. sp.: implications for the evolution of sex, multicellularity, and the Mesoproterozoic/Neoproterozoic radiation of eukaryotes
Author(s): Nicholas J. Butterfield
Bicellum Brassieri Paul K. Strother, Martin D. Brasier, David Wacey, Leslie Timpe,Martin Saunders, Charles H. Wellman
Dictyosphaera
Heda Agić, Małgorzata Moczydłowska and LeiMing Yin
A Morphological and Geochemical Investigation of Grypania spiralis: Implications for Early Earth Evolution
Miles Anthony Henderson
Zachary R. Adam1,2, Mark L. Skidmore1, David W. Mogk1, and Nicholas J. Butterfield3
https://en.wikipedia.org/wiki/File:Ac... Credit Jon Houseman
https://en.wikipedia.org/wiki/File:Am... Credit Deuterostome
https://en.wikipedia.org/wiki/File:St... Credit Deuterostome
https://en.wikipedia.org/wiki/File:St... Credit Deuterostome
https://en.wikipedia.org/wiki/File:St... Credit Deuterostome
https://en.wikipedia.org/wiki/File:Am... Credit Deuterostome
https://en.wikipedia.org/wiki/Paramec... Credit Chingiz 2023
https://en.wikipedia.org/wiki/File:Mo... Credit Vincent van Zeijst
https://en.wikipedia.org/wiki/File:Fe... Credit NotFromUtrecht