Object: a picture of a snake (nothing too graphic, please) or a toy snake

Good morning, boys and girls. How many of you like snakes? A lot of people are afraid of snakes. I don't blame them. Snakes aren't very pretty creatures. Did you know that snakes don't have any ears? At least, they don't have ears like most animals do. So how do snakes hear stuff? Through their tongue. The snake's tongue is very sensitive, and it can feel the slightest vibration of sound waves going through the air. So when a snake flicks its tongue out over and over again, it…