«Animals are influenced by mood, weather, state of health and working hours, the oversaturation of olfactory system, and much more,» said Prof. Patolsky. (frogheart.ca)
Because dogs are so adept at detecting scents, with olfactory systems far more advanced than our own, it's no surprise that introducing certain, specifically selected, scents can alter a dog's physical and emotional state. (dogingtonpost.com)
Somehow, the mouse olfactory system had to evolve a way to adjust, to encode incoming sensory information so that it doesn't saturate the firing range of olfactory neurons.» (sciencedaily.com)