kender242 comments on 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)

submitted 1 month ago by time2lose@lemmy.world to c/interestingasfuck@lemmy.world

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[–] kender242@lemmy.world 3 points 1 month ago (1 child)

Is there some law of convergence that a bird-sphere is the optimal solution for keeping warm?

[–] Gutek8134@lemmy.world 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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