Wands with Thunderbird tail feather cores, like the birds the feathers are taken from, are able to sense danger and can cast curses on their own.
- Pottermore (Mentioned only)
Notes and references
- ↑ 1.0 1.1 "History of Magic in North America: 1920s Wizarding America" on Pottermore
- ↑ Fantastic Beasts and where to Find Them - 2017 edition/