How Did North America End Up With a Marsupial?

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Both North and South America have their own species of marsupial, the opossum, but how they got so far away from their Australian relatives is a bit of a mystery.

Hosted by: Michael Aranda

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Sources:
https://www.scientificamerican.com/article/oldest-known-ancestor-of/
https://www.researchgate.net/publication/265347494_The_Opossum_Its_Amazing_Story
https://www.sciencedaily.com/releases/2009/12/091215202320.htm
https://www.livescience.com/64897-why-marsupials-in-australia.html
https://www.zora.uzh.ch/id/eprint/71489/10/ZORA_NL_71489.pdf

https://www.istockphoto.com/photo/baby-opossum-pine-barrens-new-jersey-gm182874101-13820873
https://commons.wikimedia.org/wiki/File:Gamb%C3%A1_(Didelphis_marsupialis).jpg
https://en.wikipedia.org/wiki/File:Didelphis_virginiana_with_young.JPG
https://www.istockphoto.com/photo/panama-3d-render-topographic-map-gm909748718-250565427
https://commons.wikimedia.org/wiki/File:Gondwana_420_Ma.png#/media/File:Gondwana_420_Ma.png
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0008278
https://commons.wikimedia.org/wiki/File:Sinodelphys_szalayi_7.JPG
https://www.istockphoto.com/photo/baby-possum-gm139677758-1002646
https://www.storyblocks.com/video/stock/joey-kangaroo-wallaby-marsupial-animal-australia-wxy90ny