The grandeur of the wild boar would make this a perfect Patronus for anyone in a tight bind. Interestingly, Harry's schoolmate Ernie Macmillan had a Wild Boar Patronus, which certainly complements the confidence Ernie liked to exhibit at Hogwarts!
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.”