Known for their distinctive, soulful howl and mysterious nocturnal habits, it's easy to see why wolves have captured the imagination of many a storyteller. This animal is also significant for being Lupin's Patronus which was shared with Tonks.
Written by the harrypotter.com team
“The Patronus is a kind of positive force, a projection of the very things that the Dementor feeds upon - hope, happiness, the desire to survive – but it cannot feel despair, as real humans can, so the Dementors can’t hurt it.”