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Oct 2020
12m 48s

Butterflies Have Hearts In Their Wings. ...

NPR
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Mar 20
How did these flowers evolve to survive a megadrought?
A multi-year megadrought in the Western U.S. has claimed untold populations of wild plants. Amid the conditions, some have survived. Scientists have produced a stunningly complete picture about how populations of one particular flower – the scarlet monkeyflower – made it through. ... Show More
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