Shells
SciShow Tangents
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The Evolution of Snail Slugs
Researchers in the Netherlands wanted to see if they could develop a citizen science method to study evolutionary change in urban centers and thus snail snails. The app was downloaded over a thousand times and received almost 10,000 images of the particular snail they were trying to study. One possible explanation is the yellow shells are able to just reflect back more solar radiation and that keeps them cooler like wearing a white shirt on a hot day.
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