Article: What Are Dogs Trying to Say When They Bark? (No replies)
The sounds that animals use to communicate with each other, however, have much more uniformity. These sounds are different for different species, but (except for certain regional "dialects" among birds) within any one animal type, there seems to be some sort of fairly common or universal language and there appears to be a universal sound code used by most animals. It is based upon three dimensions: the pitch of the sound, the duration of the sound, and the frequency or repetition rate of the sounds.
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