He made a 'there's that' gesture when she pointed that out. He hadn't thought about the train returning where it had already been, but why not? It had passed through the cow reality twice -- or two very, very similar realities.
A quiet chuckle parted his lips, but he nodded slightly. "I don't think hygiene was very important to them," he murmured. While he wasn't obsessive about showering or shaving, he did at least make sure he wasn't offensively odoriferous.
"Can't imagine what it would do to the goat," he quipped. "We'd need a vet on board for that," he reflected thoughtfully. He wondered if they had one, but he didn't think so.
He shrugged a little. "Maybe," he agreed. He thought he recalled, distantly, stories about white harts, but that didn't mean unicorns couldn't disguise themselves that way. Which ... was ridiculous because the entire conversation was humorous speculation to begin with.