Insects breathe by a process called diffusion. They absorb oxygen through tiny holes in their bodies. Diffusion is only efficient at small distances. This means that flies can only grow to a limited size.
But if they ever develop lungs…
Illustrations, CSS experiments, bits and pieces
Insects breathe by a process called diffusion. They absorb oxygen through tiny holes in their bodies. Diffusion is only efficient at small distances. This means that flies can only grow to a limited size.
But if they ever develop lungs…