Can rattlesnakes see at night?
In nature, the vision of rattlesnake is almost zero, but the buccal fossa organ on its nose has the function of thermal positioning, which can sense the temperature difference of 0.00 1 degree Celsius, and the reaction time does not exceed 0. 1 second. Even if reptiles and small animals are sleeping at night, rattlesnakes can quickly perceive their position and prey according to the heat energy emitted by these animals.