Dial believes this is a primitive behavior common to all birds, reflecting their evolutionary history.

戴尔认为这是所有鸟类共有的原始行为，反映了它们的进化历史。

He is accused by a judge of having displayed primitive behavior when he groped a young female employees breasts at his radio offices.

当他在他的电台办公室抚摸一名年轻女雇员的乳房时，一名法官指控他表现出原始行为。