"Something big at the top of the tower," Kestrel repeats, thinking. "There's no easy way up there on foot. Probably a flier. Before we go charging in, lets see if there's a way to even the odds a bit."
She surveys the area, looking for cover they could take to force a flying creature to engage on the ground. Is there enough left of the old keep or moathouse to duck into? Or are the trees thick enough and close enough to go under?