Mer is like . . . I mean, you gotta understand I'm pretty new here too, you know. But, uh, it's like . . . it's a fish person, you know?

[This is the guy who didn't know what a cat was, though, so he adds:]

They live in water, mostly, and I'm pretty sure they don't eat people. I think they get, you know, webbing--

[He spreads his fingers, demonstrating between them.]