1) Change of focus 
A turn of 180° away from or toward the handler thats often required in more complex jokers.
(from the article `animal communication`) ...primate species. Other movements, such as jabbing motions of attack, are ritualized by being aimed in a stiff and often repetitive fashion away ... Sometimes an animal has a drive to perform a particular behaviour but is prevented from doing so and directs the behaviour to another object. If ...