The skeleton had "no body" to go with.
Some words with "skeleto" as a prefix include skeleton, skeletonize, and skeletogenous.
He had no body to go with!
because they have no skeleton.
you hop on a skeleton sled. and go down a ice track.
his heart wasn't in him!
Because no one would go with him.
He had no body to go with
You use your skeleton in anything you do. Your skeleton holds you up but the only thing it does in a sport is move with your muscles. In other words, your muscle is the major contribution in any sport you do.
"Inside its skeleton" is a prepositional phrase, used to show the location of something in relation to the skeleton.
To get to the other side?
Stone bones.