I know. I met Daenerys' [he pronounces her name correctly this time!] dragons a few times.

[and he realizes that he's listed things that exist in this world together, and that makes him pause a moment before responding,]

They're men or women who turn into wolf-like creatures at will, but they're mostly known for shifting during a full moon. I've only heard of one werewolf that can shift into a wolf completely, so I guess it's pretty rare.