No one made a sound throughout the rest of the lesson. They sat and made
notes on werewolves from the textbook, while Snape prowled up and down
the rows of desks, examining the work they had been doing with Professor
Lupin.
"Very poorly explained... That is incorrect, the kappa is more commonly
found in Mongolia.... Professor Lupin gave this eight out of ten? I
wouldn't have given it three...."

Каппы? В Монголии? Роулинг не понимает, о чем пишет…. =\