snakes have an internal part called Jacobson's organ that helps in smelling their prey.
by its mouth or you eat its food
by eating lice on your head
After a snake eats, its digestive system breaks down the food for nutrients. The food is absorbed into the snake's body for energy and growth.
Beetles do not produce their own food. Instead, the beetle will eat decaying fruit, dry wood, and even dung for nourishment.
Mice.
usually either the snake is sick or the food is too big for it to either swallow or digest
Technically food cant kill a snake,food is not a living thing,but a lion and a mongoose can kill a snake.
food
Rodents
mouth
Almost all the mice sold in most pet shops are sold as snake food.
rat,mole,fox snake