Whose work first showed that the monarch butterfly migrates thousands of kilometers?
Quick Answer
Researchers including Fred Urquhart and his collaborators documented the monarch’s long-distance migration across North America.
The Full Story
Fred Urquhart and his team transformed monarch butterflies from seasonal curiosities into the subject of a major migration mystery. By tagging butterflies and following recoveries, they helped reveal that monarchs travel long distances across North America. Their work also identified wintering sites in Mexico, confirming one of the most remarkable insect migrations known. Monarch migration remains one of the classic examples of animal navigation. It also showed that tiny insects can undertake journeys on the scale of birds.
Key Facts
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"The butterfly that crosses an entire continent"
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