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The Artful Amoeba

An Illustration of the Many Ways to Be Multicellular on Planet Earth


How many ways are there to be multicellular on Earth? You know, organisms made of more than one cell? Let’s see . . . plants, animals, and fungi. Three, right? Wrong. I give you “Representative Diverse Origins of Multicellularity …”, aka, Fig. 1 from the paper “The Evolutionary-Developmental Origins of Multicellularity” in the January issue [...]

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The Artful Amoeba

Were Weirdo Ediacarans Really Lichens, Fungi, and Slime Molds?


Does these look like lichens to you? According to Gregory Retallack, they should. Yesterday, Nature published an article by Retallack that makes a radical claim: the Ediacaran Biota (635-542 mya) of bizarre creatures that preceded the Cambrian Explosion were not pneumatic semi-mobile marine animals, but instead sessile land-dwelling lichens and protists living high and very [...]

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