After 30 years of chopping onions and dismantling a thousand chickens, my desire to understand what determines the alimentary equivalent of animal magnetism has yet to be fully answered.
"It may well be that he's found a dead animal and is sitting there eating something and has no real desire to come back to the castle until he's hungry again, " he added.
Or merely to the trapped animal's unconscious feelings of respect for a well-made trap and a desire not to disappoint the person who went to so much trouble to set it...