CORE 2 FIRST TIMERS SO: DD-4 (K-O)

The vocal cords are just below the place where the food enters the food-only section of the esophagus. The trachea tube then takes the food to the stomach.

A man’s vocal cords (the white parts above) are wider and longer than a woman’s.

The longer length and greater thickness of elephants’ vocal cords is what makes it possible for elephants to make sounds deeper than we can hear.

In the evening, elephants can sometimes communicate over ten miles.

Making infrasound for long-distance communication is important for elephants.