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RE: WHY DON'T WOODPECKERS GET CONCUSSIONS LIKE WE DO???
This post is very very important for those who does not know the main reason why the woodpekers dont get cocussion is because they are small .thanks @xyz666
hah yeah... lots of people don't understand that the surface area to volume ratio changes with size... it's why whales do better in colder climates than mice for example :P