Archive | October 5, 2017

“Massive Wave of Butterflies Lights Up Denver Weather Radar”

https://www.bloomberg.com/news/articles/2017-10-04/massive-wave-of-butterflies-lights-up-denver-weather-radar

A lacy, cloud-like pattern drifting across a Denver-area radar screen turned out to be a 70-mile-wide (110-kilometer) wave of butterflies, forecasters say.

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