листья Skeletonization of leaves - the process simple, but requires patience and accuracy. All you need is: leaves (better to collect the autumn, then they are more dense), baking soda and food coloring.
Despite their tiny size, many Marasmius species are tough little mushrooms. In dry conditions they simply shrivel up and wait for the next rain. (I recommend watching the british show The Secret Life of Plants to be fascinated by fungi.