Western monarch populations grew over 100-fold in 2021. Why?
The beloved butterflies had fallen to critical levels in recent years. Experts weigh in on what might be causing their remarkable return.
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smithsonianmag.com·2mo ago
Mass Die-Off of Western Monarch Butterflies Linked to Pesticides, Study Finds
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Western Monarchs Head into Spring with a Small Migratory Population
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Duke of Burgundy butterfly population in Kent rises from 50 to nearly 600 over 20 years
A record number of Duke of Burgundy butterflies were recorded in Kent last year, a charity says.
bbc.co.uk·1mo ago
Episode 203: Swarms!
Thanks to Nicholas and Juergen for their suggestions! Let’s learn about some insects that migrate and swarm! Further listening: The Animal M
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