| Like most animals on the planet, snakes have the | | | | Tongue - The snakes tongue is the most interesting |
| five normal senses. Those would be sight, touch, | | | | part of their anatomy. Everyone knows the typical |
| smell, hearing and taste. Some features of the | | | | action for the tongue; flicking. Snakes flick out their |
| senses are limited, while others are extended beyond | | | | tongue, and either wave it in the air, or touch the |
| the norm. | | | | ground with it. This is one of their touch sensors. It is |
| Eyes - The range of sensitivity of the eyes vary | | | | also used to find or detect chemical scents. Molecules |
| greatly from snake to snake. Most snakes see the | | | | of any chemical are collected by the tongue, brought |
| actual movement of objects clearer than the object | | | | back into their mouth, and analyzed by the |
| itself. Snakes that are active during the day normally | | | | Jacobson's organ. Using this method, a snake can |
| see in this fashion. On the other end of the | | | | more effectively find and follow its prey. |
| spectrum, some snakes, such as the blind snakes, | | | | Some snakes can detect infrared heat rays. Some |
| see shades of light and dark. Snakes do not have | | | | species of snakes have small holed, or pits, on their |
| eyelids in the traditional sense. They cover their eyes | | | | faces, including; pit vipers, boas, pythons. This pit |
| with a clear membrane, called the brille. | | | | allows them to distinguish minute changes in |
| Ears - Snakes lack an external ear opening. Their ear | | | | temperature in the direction they are pointed. Hunting |
| bone is attached to their jaw bone. They can only | | | | prey is made simple by picking out warmer |
| hear very low sounds. | | | | temperatures in front of them. |