12/1/2023 0 Comments Eagle scream sound![]() All spoken human languages together consist of about 163 sounds according to the International Phonetic Alphabet. Basic speech is a two-part process for us: vocal cords + mouth = speech. We manipulate that sound with our mouths to create phonemes, the building blocks of spoken language. Birds can use 100% of the air passing through their syrinx to create sound, whereas we use about two percent of the air passing through our larynx to vibrate two ligaments that create sound. Choosing the left or right side of the syrinx to produce a lower or higher-pitched sound.īirds and humans produce sound and speech in very different ways.Using syringeal muscles to change the tension and shape of the membranes and bronchial openings. ![]()
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