The Sentinels When all you got is hurt

"Right you are," Osprey agreed, though her answer would have been positive, even if Terance had proclaimed that earth-worms too were prone to fly in the sky beautifully. The boy was young enough not to have all his mistakes corrected. There would be plent of time for that later. 

"They are also called fireflies," she explained. "Nice, little and magical things." After that she fell silent, keenly listening to the night sounds, focusing on finding the easiest paths for the little boy to tread on and stopping often to let him catch up with her. 

A ghastly hoot echoed in the forest and a dark shadow flew over their heads. Osprey followed it with her gaze and then turned to see, what Terance was experiencing. "Do you know, what it was?"