Shifting is the act of going from one state to another below are a few of the most common shifts therians can and do experience.
Mental shift- a mental shift is when your mental state changes to one that is more animalistic.
Phantom shift- this is when it feels like there's a body part, such as a tail, when there's not.
Sensory shift- this is when one or more of your senses becomes heighten in a way a human would not experience.
Dream shift- when you experience a dream where you are your theriotype
Astral shift- when you see yourself outside your body as your theriotype.
Cameo shift- seeing a animal that is not your theriotype at all
Physical shift- turning into one's theriotype physically. This is frowned upon because it is scientifically not possible, and makes not sense. Therians don't believe in this.