Deep Look

Fly Metamorphosis is a Beautiful Nightmare

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 called the ptilinum (till-EYE-num) to break open its pupal casing, freeing itself to buzz around your kitchen.

Fly Metamorphosis is a Beautiful Nightmare

4m 12s

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 called the ptilinum (till-EYE-num) to break open its pupal casing, freeing itself to buzz around your kitchen.

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