Once these sounds hit an object, echoes are created. The dolphin then listens to these echoes and is able to form a sort of material image of the object. A dolphin produces these clicks using a structure in its head called phonic lips. Since dolphins have two sets of phonic lips, they are capable of producing two sets of clicks simultaneously. This means they can produce two sets of clicking sounds simultaneously, as well as whistle sounds produced in the larynx. Dolphins are excellent multi-taskers when it comes to sound