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Today's dinosaurs--the birds--have a uniquely avian piece of anatomy called the syrinx, located at the base of the trachea. Because it is located at a point where the trachea branches to the lungs...
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biology
Today's dinosaurs--the birds--have a uniquely avian piece of anatomy called the syrinx, located at the base of the trachea. Because it is located at a point where the trachea branches to the lungs...