time2loseBanned to interestingasfuck · 20 days agoThis adorable puffball is not a snowball but a white grouse, or rock ptarmigan, trying to stay warm in Spitzberg, Svalbard(Shot by Jacques Poulard)imagemessage-square5linkfedilinkarrow-up177arrow-down10
arrow-up177arrow-down1imageThis adorable puffball is not a snowball but a white grouse, or rock ptarmigan, trying to stay warm in Spitzberg, Svalbard(Shot by Jacques Poulard)time2loseBanned to interestingasfuck · 20 days agomessage-square5linkfedilink
minus-squarekender242linkfedilinkEnglisharrow-up3·20 days agoIs there some law of convergence that a bird-sphere is the optimal solution for keeping warm?
minus-squareGutek8134linkfedilinkarrow-up6·20 days agoSpheres have highest volume to surface area ratio and heat dissipation relies on area It also means thermoregulated buildings should be quite spherical
Is there some law of convergence that a bird-sphere is the optimal solution for keeping warm?
Spheres have highest volume to surface area ratio and heat dissipation relies on area
It also means thermoregulated buildings should be quite spherical