Summer Monarch Populations Are Steady Despite Winter Declines, Study Finds
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Every fall, swarms of migrating monarchs descend on the mountains of central Mexico. It’s the last stop on a journey of…
Every fall, swarms of migrating monarchs descend on the mountains of central Mexico. It’s the last stop on a journey of…
The population of eastern monarch butterflies has been dropping steadily for decades, with some estimates suggesting their…
Climate change has been the biggest cause of the precipitous decline of the monarch butterfly in North America in recent years…