"In actual animals, they are for balance when turning and leaping, or they are for swatting things like flies," Jack explains. "But none of those things are things humans need. So they are just there, being annoying and useless." He picks himself up and offers Levi his hands, to rise, as well. "Can we find you some clothes? I gave my spare to John already, his trousers were ruined, but I am sure there is something in my van."

He doesn't know Levi has stuff in his motorcycle bags, so he's just trying to help, really. Most people are not very fond of being naked in semi-public.