Lichen Katydid (Markia Hystrix) by Reza Hashemizadeh, projectnoal: Amazing camouflage! Not a mushroom or fungus, or lichen but I thought you would enjoy this little guy. - I thought it was a piece of a tumble weed.
Brazilian Treehopper - a real living insect, which only pretends to be an alien helicopter. Its other name is "The Bell Bearer"; part of its Latin moniker stands for these utterly bizarre spheroids on the top (they are not antennae!