Western butterfly populations are declining at an estimated rate of 1.6% per year, according to a new report. The report looks at more than 450 butterfly species, including the western monarch, whose latest population count revealed a 99.9% decline since the 1980s.
from Latest Science News -- ScienceDaily https://www.sciencedaily.com/releases/2021/03/210304145405.htm
from Latest Science News -- ScienceDaily https://www.sciencedaily.com/releases/2021/03/210304145405.htm
Dramatic decline in western butterfly populations linked to fall warming
![Dramatic decline in western butterfly populations linked to fall warming]()
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March 05, 2021
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