Then they left him, all but two who remained behind to take up watch by the fire at the cave entrance.

Then the other members of the family were there at the cave entrance.

Jack ran quickly to the cave entrance and looked up the beach.

There seemed to be activity at only one cave entrance.

"We will have to fight them all the way to the cave entrance, and even more so within."

There were two of them standing in the cave entrance.

He became very aggressive to any other fish that came near his cave entrance.

The human leader stood near the cave entrance, keeping watch.

Just before dawn he heard something moving at the cave entrance.

Then I went to the cave entrance to be on guard there.