The hinkypunk appeared from nowhere?
Doesn't that seem a little weird? Not to dampen your imagination or anything.
Harry ran along the corridor, just managing to stop Darinda from killing the hinkypunk. Freezing it, he translocated it to the en outside Hagrid's old hut.
"That was one of the animals for Care of Magical Creatures," picking her off the floor, he asked, "Are you okay?"