By They say that the animal that screams the loudest is the black howler monkey. Its cry can travel over five km through the dense South American jungle. However, when it howls, it’s for several reasons. The first is to protect its territory. The second is to alert its group to any possible risks and threats. Everything has a purpose in the animal world. However, when it comes to human beings, the same doesn’t happen. So why do we yell at others? In general, the shout is an expressive function with which we convey surprise, fear, anger, or indignation. We…
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