Did you ever use your hands to scoop the air toward your nose when someone takes a pie out of the oven? Snakes are doing the same thing when they flick their forked tongues.
“They are manipulating the air, bringing chemicals from the air or the ground closer so they can figure out what kind of habitat they’re in, whether there are any predators nearby, and what food items are around,” explained biologist William Ryerson. This time of year, a number of our native species may also use their tongues to track the pheromone trails of potential mates, sometimes over long distances. » Continue Reading.