Sound is one of the defining features of budgerigars. They are full of gentle, twittering music, and provide an almost constant white noise of chatter that brings a great deal of pleasure to their owners.
A budgie singing
Being intelligent creatures, Budgie’s tweets, warbles and squawks work on a number of different levels, and it pays to be aware of some of the commoner ‘vocabulary’. The sounds always go hand in hand with body language, so pay attention to that too.