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Pets & Animals > Reptiles & Amphibians How rattlesnakes detect prey: 2 of 2

Rattlesnakes hunt mostly at night and three parts of the snakes body helps it just do that. One is the heat-sensing pit just between the nostril and the eye. This pit is so sensitive that it can determine the size of the potential prey and this pit is why sometimes rattlesnakes are called “pit vipers”. The forked tongue and the eyes are another part of the body that helps the snake. Rattlesnakes have many different ways to detect their prey. The odor of the prey is detected by the nostrils and the forked tongue. A person will see the snake’s tong...
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