This winter, volunteers from the Xerces Society, a nonprofit environmental group, tallied just 9,119 western monarchs — a ...
The number of monarch butterflies spending the winter in the western United States has dropped to its second-lowest mark in ...
Monarch butterflies, known for their distinctive orange-and-black wings, are found across North America. Monarchs in the eastern United States spend their winters in Mexico and are counted by the ...
tallied just 9,119 western monarchs — a dramatic 95% plunge and the second-lowest recording since the count first began in 1997. While the butterfly’s population has been declining for years ...
Monarch butterflies, known for their distinctive orange-and-black wings, are found across North America. Monarchs in the eastern United States spend their winters in Mexico and are counted by the ...