"Thestrals." Theodore heard himself answer before his brain had a chance to catch up with his mouth. "Carnivorous horse-like creatures that can be seen only by those who have seen death," he elaborated, his inner Ravenclaw apparently taking charge for a change.
Only then did Theodore finally turn around. "Parvati." He greeted her with a slight inclination of his head. "I see they've let you out of the madhouse."