[ Ah. Something did happen, then, just not in the way that he was asking... Thistle can't help wondering what it was, but even a cat as nosy as he is figures it's best not to pry. ]

...Yes. It's--I have nothing against the humans here, but in my world, I was, um, trapped by them? And they took me somewhere and...ah, it's hard to describe, but I've read about something a bit like it while we've been in this world and they call it "surgery". But that's why I'm like this. Not every cat they do this to ends up with an ability like this, but some of them do.

I don't think I've ever heard of any cat being able to choose it on purpose. Is that really what you did?