[ Yes, Thancred has heard of them, and while he hasn't had much opportunity to ride in either an automobile or a train on a regular basis, he can see how they would be widespread in certain worlds for their efficiency. It would all depend on how much fuel there was to go around, of course, and ceruleum is a limited commodity. Mayhap that is not the case in Stephen's world.

Both of them seem equally baffled at the mention of a chocobo, and Thancred can't help but shake his head to himself with a small smile. There is still some novelty in running into these instances where something that is so common in his life earns little more than confused stares from his comrades. ]

They are not steel carts, but they are yellow, and sometimes they are eaten. [ He realizes his words sound like a riddle, and he lets them hang in the air for just a moment so that they can both puzzle through it. ] They work best as pack animals and mounts, however. They're large birds, large enough to ride, and easily trained. Some people even race them.

[ Were he any sort of artist, he could draw them a picture the next time that they take a rest. He might give it a try anyhow, just for the amusement of it. He is no Alphinaud, but he should be able to give them a vague idea if nothing else.

They're coming up on the hill, though Thancred does little but adjust in his seat as the horses begin to ascend the gently sloping incline. When he hears Stephen shifting around among the supplies behind him, he casts a glance back. ]

No need to wriggle around so much. I'll let you know when we're close.