Have long wings, will travel - December, 2020
This year, many Americans are refraining from holiday travel to slow the spread of COVID-19. While we are stuck at home, though, many of us can look out the window or take a walk to appreciate a different sort of annual trek, one that continues in full swing … or, in this case, full wing: the annual migration of monarch butterflies. New research reveals how these butterflies have evolved as they spread around the world.
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