"There was quite a controversy surrounding Hagrid when he was hired," Severus pointed out, although he wasn't sure whether it should be encouraging at all. "You'll do well enough. You may bring your own things, so long as they don't create a distraction."
His mouth tightened at the thought of repopulating the grounds, and he was silent for a moment. He had no true preference as to a Hogwarts with or without thestrals. The squid had always been something of a nuisance - rather, the things children did when they knew there was a giant squid to be provoked had often been cause for headaches. The Centaurs he had liked, as a professor, largely because they were so solitary they might as well not have been there, but as headmaster ...
It was true, though, that putting things back in their proper places was probably for the best. He had worked so hard at returning the castle to its original state that to neglect the unpleasant details would seem somehow dishonest. He thought he remembered Albus being rather fond of the squid, as he had been of so many incomprehensible things. "If you like," he said at last. "You may certainly start tracking them down. Do let me know before you let anything run wild in the forest, of course."