I wanted to select this video not to describe for blog post 5 due to them not exactly speaking words but they show off a key in the communication between human beings. They show great use of vocalics, using pauses, different pitches, variety of rates, high and low volumes and  at many times getting their point across to their twin by overlapping and interrupting the other. They show us that even without the use of language/words they seem to be having an entire conversation between themselves with no true words and with only the use of vocalics and few gestures