(via Deep Look) Like the beloved butterfly, a house fly goes through an incredible metamorphosis. To make its grand entry into the world, it deploys a specialized, fluid-filled balloon on its head ...

House flies deploy a specialized organ called the ptilinum to break out of their pupa! Like the beloved butterfly, a house fly goes through an incredible metamorphosis. To make its grand entry into ...

Fruit flies go through a whole series of transitions between life stages, as shown here. The larval molts are called instars. The mature larva forms a prepupa, and then a pupa, which undergo ...