An Adder is a species of snake.

In the summer of 1925, Morfin Gaunt held a live adder when Bob Ogden visited the Gaunt Shack.[1] It is also one possible corporeal form of the Patronus Charm.[2]


Notes and references

  1. Harry Potter and the Half-Blood Prince, Chapter 10 (The House of Gaunt)
  2. Pottermore (see this image)
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