The Arabian Peninsula and parts of Africa were home to a species of antelope known as Oryges. They had only one horn, growing from the middle of their heads like a Unicorn's, but it was exceptionally sharp. Combined with their agile leaps and speed, they were very difficult to handle.
Scamander casually recorded his discovery in a textbook on aquatic plants. It had not been included in Fantastic Beasts and Where to Find Them because, despite having only one horn, it was much like a Crup and not particularly "useful." Its horn could not be ground into powder for potions and magical tools like a Unicorn's horn, either.
There were relevant committees that reviewed what could be included in textbooks. Black Vine Water and Egyptian blue water lilies, for instance, would not be included in Hogwarts textbooks for Years One through Seven. Moreover, it was only because the Wizarding World in Europe had relatively good relations with the Wizarding Worlds of various African nations in the late nineteenth and early twentieth centuries that this textbook on African aquatic plants was approved.
It was during that time that Yusuf Kama's parents came from Senegal to France. But because of Lestrange's improper conduct, a scandal spread throughout Europe.
To Neville's generation, this matter was already part of "history." Yet people still remembered Leta, as she had died in the line of duty as an Auror and had also been the Auror Office Director's fiancée. At the time, the Imperius Curse was not yet one of the Unforgivable Curses. After all, unlike Avada Kedavra and the Cruciatus Curse, it could be resisted if one's willpower was strong enough.
Newt Scamander had been Leta's classmate and friend. Both of them were loners who could not fit into a group. Not every Hufflepuff was so