Crouching a little, Fern keeps her back pressed to what passes from this side as a wall.  Counting to gain a sense of how far the hall in which they had escaped from extends within their enclosure, she begins a circuit to find another place in which to make their escape.  The one thought in mind, where one hall exists, perhaps another.<br/><br/>With one aspect of her consciousness upon the creature, the remaining upon the confining walls searching for another place to climb or preferably, pressing her hand against the wall to find another way through.