3. A chicken’s beak is highly sensitive to touch.
The beak, with numerous nerve endings, is used to explore, detect, drink, preen, and defend. This also means that when a bird is de-beaked, as often happens in industrial farming, it experiences great pain, sometimes for months, which changes its behavior. Marino writes, “At the end of the beak is a specialized cluster of highly sensitive mechanoreceptors, called the bill tip organ, which allows chickens to make fine tactile discriminations.”
4. Chickens have finely tuned senses.
They can see long distance and close-up at the same time in different parts of their vision. They can see a broader range of colors than humans. They can hear at low and high frequencies at a variety of pressure levels. They possess well-developed senses of taste and smell. They can orient to magnetic fields, like many other birds.
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