Katara giggled at Sokka's facefault. She knew he wanted a more detailed explanation than that, but everything she'd seen so far was blowing her mind to begin with. She'd settle, if only for the moment, with this creature's explanation. She HAD to ask what he was.

"Well, nice to meet you Rufus," Katara said, the general pleasantness she usual didn't feel rekindled with this little guy. "I'm new so, I'm a little curious: what are you?"