"Would be" because they're mythological.
The closest real photo I found to the species in the episode is the Ukrainian Ironbelly statue at Universal Studios Florida. If this is how big it looks on top of the Gringotts replica, I don't think it would be possible to transport it as is by rail:
(cropped from Wikimedia Commons)
The closest real photo I found to the species in the episode is the Ukrainian Ironbelly statue at Universal Studios Florida. If this is how big it looks on top of the Gringotts replica, I don't think it would be possible to transport it as is by rail:
(cropped from Wikimedia Commons)