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d their metatherian relatives flourished all over South America, filling all kinds of ecological niches and radiating into forms that still thrive on other continents. Thanks to Darin Croft and Velizar Simeonovski for allowing us to use illustrations that can be found in the book Horned Armadillos and Rafting Monkeys: The Fascinating Fossil Mammals of South America. http://www.iupress.indiana.edu/product_info.php?products_id=808164 . You can also find more of Darin Croft's work at https://raftingmonkey.com/ And thanks as always to Ceri Thomas for the excellent metatherian illustrations! https://alphynix.tumblr.com/ Produced in collaboration with PBS Digital Studios: http://youtube.com/pbsdigitalstudios Super special thanks to the following Patreon patrons for helping make Eons possible: Anthony Callaghan, Anton Bryl, Jeff Graham, shelley floryd, Laura Sanborn, Henrik Peteri, Zachary Spencer, Chandler Bass, Joao Ascensao, Andrey, Ben Thorson, Robert Amling, Marcus Lejon, Ilya Murashov, Nathan Paskett, Jerrit Erickson, Merri Snaidman, David Sewall, Gabriel Cortez, Jack Arbuckle, Kevin Griffin, Robert Noah, Philip Slingerland, Todd Dittman, James Bording, Eric Vonk, Robert Arévalo, Esmeralda Rupp-Spangle, Jon Monteiro, MissyElliottSmith, Jonathan Wright, Gregory Donovan, Miles Chaston, Michael McClellan, PS, Maria Humphrey, Larry Wilson, Hubert Rady, John Vanek, Tsee Lee, Daisuke Goto, Gregory Kintz, Matt Parker, Tyson Cleary, Case Hill, Stefan Weber, Betsy Radley If you'd like to support the channel, head over to http://patreon.com/eons and pledge for some cool rewards! Want to follow Eons elsewhere on the internet? Facebook - https://www.facebook.com/eonsshow Twitter - https://twitter.com/eonsshow Instagram - https://www.instagram.com/eonsshow/ References: https://docs.google.com/document/d/1If1WsZB6tSb18OYIRKSq7GCRem9avkkwicu6wJTBKzc/edit?usp=sharing