Slime molds are not a fungus, but part of the Amoebozoa, or ameboid protists (one-celled amoeba-like organisms that are not plants, animals, or fungi). 

Wolf's Milk Slime (Lycogala epidendrum)

At first I thought these orange balls must be a fungus. When I tried to cut them open to examine the interiors, they oozed a thick liquid of the same orange color as the exteriors. Based on the online pictures of Wolf's milk slime, it can be pink instead of orange.

Dog Vomit Slime Mold (Fuligo septica)

So called because it resembles... You can figure it out, I'm sure.