"Not a bit," the Doctor replies, glad Daniel is taking that in stride. He doesn't realise that Daniel's assuming he can actually become an animal like Theta in the real, physical world. Which would've been a lot of fun, he's pretty sure, but sadly no. Then again, it's not until that he can alter his appearance, so the assumption isn't so wrong after all.

"And yes, all of those, anthropology, philology.. I suppose you could also say I'm an archaeologist, in that I study human, and non-human of course, activity in the past, and the future, but not by digging up artifacts or anything like that. Well, it's happened, but it's not something I strive towards. Love a good museum, though," he goes on.