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This adorable puffball is not a snowball but a white grouse, or rock ptarmigan, trying to stay warm in Spitzberg, Svalbard(Shot by Jacques Poulard) (lemmy.world)
submitted 1 month ago by to c/interestingasfuck@lemmy.world
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[–] 6 points 1 month ago

Spheres have highest volume to surface area ratio and heat dissipation relies on area

It also means thermoregulated buildings should be quite spherical

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