Your field of vision is greatly reduced

Question - Your field of vision is greatly reduced by

Answer - Your field of vision is greatly reduced by Speed.

Speed can greatly reduce your field of vision because you can't see who or what is moving very well.

- Answerer

Your dog can sniff at or even eat a bit of catnip. the herb is edible and not harmful. just don't expect them to roll around like a cat would! your dog may scrutinize catnip by licking and smelling at it, or be totally indifferent to this stimulant.