Continuity mistake: When the Haxenpaxen dies, its head is lowered and tilted down. But in the next shot of it, its head is straight up. It goes back to being tilted down.
Revealing mistake: One of Umber's goat contact lenses is askew during this scene. (00:33:00 - 00:34:30)
Continuity mistake: When John puts the box with his wife's ear down, it's left open. When Reynard picks it up, the box is closed.