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The number of monarchs migrating through St. Louis seems low this year, which has entomologists worrying about the population.
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Scientists say roosting monarchs took up 2.2 acres of Mexican fir forests this winter. That's the second smallest overwintering population on the books.
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Monarch butterflies travel hundreds and even thousands of miles in their migration to Mexico. Volunteer efforts to tag the butterflies have helped scientists learn more about their journey.
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Scientists who study pollinating bees and butterflies report that state laws across the U.S. aren’t doing enough to protect the very animals that help…
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Missouri conservationists will hold a festival Saturday at the U.S. Department of Energy’s Weldon Spring Site in St. Charles to ask gardeners to help…
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Scientists are concerned that monarch butterflies could be facing a new threat: pesticides that contain dicamba. A report released last week from the…
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The next two weeks will offer Missourians peak opportunities to see monarch butterflies as they make their way through the state on their annual…
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Mayor Francis Slay’s initiative to plant Monarch butterfly gardens throughout the city has a new addition in south St. Louis funded by a company that…
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The city of St. Louis is being recognized by the National Wildlife Federation as a leader in the effort to restore the monarch butterfly habitat.At a…
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Last Friday, the St. Louis office of the National Weather Service picked up something pretty unusual on its radars.As first reported by Citylab’s John…