Elizabeth Barrette (ysabetwordsmith) wrote,
Elizabeth Barrette

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The Oldest Animal Ancestor

 ... had a front, a back, and bilateral symmetry.  This is the ancestor of every animal on Earth, including us.  Just in case you thought there was nothing exciting to be found on alien planets where the life is still simple and small.  This is what a boisterous biosphere looks like as a baby: it eats, it shits, and it crawls.  :D
Tags: history, nature, news, science, wildlife
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