Men learned to make paper by watching waspsL
"One of those people was a man named Rene de Réaumur who, in the 1700s, watched a species
of wasp we now call the paper wasp. These insects were munching on wood. Not eating it, exactly, but chewing it up, spitting the mush back out and forming nests with it. Not pretty, Réaumur might
have thought, but pretty interesting. It seemed to him that the wasps were making paper out of wood"