The nose, pharynx, larynx, trachea and bronchi all work like a system of pipes through which the air is funnelled down into our lungs. There, in very small air sacs called alveoli, oxygen is brought into the bloodstream and carbon dioxide is pushed from the blood out into the air.
And, just to clarify, the kitty litter in your trunk, to be used for traction, needs to be taken out and spread around your tires. Most cars are front wheel drive, so the extra weight alone in the back ain't gonna do you much good.
Safe Litters. It is very important to remember to use bunny-safe litters in your bunny's box. Clay, or clumping litters for cats can be dangerous to bunnies who may ingest some of their litter while eating hay. Pine, cedar, or other aromatic wood shavings may also be harmful to bunny's health.