Seal

They might be more clumsy than graceful when stuck on land, but when a seal is in the water? That’s a different story. Seals glide, twirl and dive through water with ease. As a Patronus, a seal could use its splashy skills to dazzle anybody.
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.”
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