“Did it not occur to you that a bleeding wound may be sucked for some other purpose than to draw the blood from it? Was there not a queen in English history who sucked such a wound to draw poison from it?”

“Poison!”

“A South American household. My instinct felt the presence of those weapons upon the wall before my eyes ever saw them. It might have been other poison, but that was what occurred to me. When I saw that little empty quiver beside the small birdbow, it was just what I expected to see. If the child were pricked with one of those arrows dipped in curare or some other devilish drug, it would mean death if the venom were not sucked out.

“And the dog! If one were to use such a poison, would one not try it first in order to see that it had not lost its power? I did not foresee the dog, but at least I understand him and he fitted into my reconstruction.