Generally they look like fuzzy piles of dirt, but they can range from being shaped like volcanos to polyp like shapes depending on the species of ant.
yes it make a nest. they make a nest like an ant.
Sugar ant nests can be found between rocks and in holes in the woods. Their nests usually look like raised hills with a hole in the middle.
yes
tree ant
underground
Yes but be sure they aren't wet or sitting on an ant's nest or anything like that.
It looks like a squirrels nest.
its a bug..
in a hole or a nest
Ant
all the way ro the bottem of the nest
It depends on the size of the nest, some could have thousands.