we know who you are because we can see where you've been

More of the little animalcules, and billions of 'em, moving furiously with their little paws like pissabeds being thrown against a wall, as dear old Granddaddy Leeuwenhoek might have said.

Look what they did to the Chrome Green! I think some of the paint here has been floating on top of their swarming and they seem to have carried it with them.

These are Simon Park's wonderful photographs.