“It could be his anatomy. I’d have to ask Nurse Redheart to be sure—she examined him. But if the book’s any guide. . . .” Lyra looked at Twilight carefully. “I’m not sure about the plumbing, either. The drawings in his foal’s books implied well-constructed homes, with furniture and pastures and gardens and cobblestone paths. Some of the drawings in his picture dictionary—things like knives and forks—could only be made by skilled tinkers or smiths. Obviously, they make clothing; Dale’s even improvised his peplos. 