"Well, I'm obnoxious and self-centered, but that's just bad training, not instinct," she replied, brushing her own chin with the back of her fingers as she thought.

"Blood," she finally decided. "Smells can throw me off. My species is carnivorous until age ten, and after that we're omnivorous, but requiring more protein than humans. In a fight I had time to prepare for, I'd probably wear nose filters. Or have someone who can watch my back when I flip out."