The grasping of the heel is also a reference to deceptive behavior.

They display deceptive and altruistic behaviours and can even make judgements about fairness.

It is secretive, furtive, deceptive behavior designed to deliver a jolt.

A few other bird species also show this type of deceptive behaviour.

Media reports suggested this incident was part of a pattern of deceptive behaviour undertaken by Liberal party members in previous elections.

They stated that they had investigated and uncovered deceptive and unfair behaviour.

They can only detect whether deceptive behavior is being displayed.

When someone who engages in deceptive behaviour 'confesses' you have no way of knowing when they are being truthful and when not.

Consumer advocates say these methods of targeting children constitute unethical and deceptive behavior.

's failure to correct the record was inexcusably negligent behavior at best and deliberately deceptive behavior at worst.