Crocodile heart is a potion ingredient.[1]
In his third year at Hogwarts, Ron Weasley got into trouble for throwing a heart at Draco Malfoy for taunting Harry Potter. They were using the hearts in an unidentified potion during their Potions class. He lost fifty House points for it.[1]
Notes and sources[]
- ↑ 1.0 1.1 1.2 Harry Potter and the Prisoner of Azkaban, Chapter 10