"I'm not certain.... maybe? Do they see riders as horses? It would be interesting to ask one, someday. I could maybe learn the whisper magic, once I'm no longer a fledge." She doesn't know how horses think, but she considers what she thinks and feels, and moves accordingly, not crowding, but not shying away from them either.
Nessa doesn't try to push too close, but she scans the herd, looking to see if there may be any foals!