He paused, scratching his head - or tried to, given the pot. How did you describe what he saw every day back home?

"Well, uh, lesse... A wyvern is... Okay! Imagine a dragon, but it doesn't have arms and it doesn't breathe fire. That's a wyvern."

Confident, he smiled, thinking what he said was completely normal. "Anyhow, iff'n you need help with animals, you just tell me what the problem is and I'll do my best for ya!"