For starters, lobsters don't scream when you boil them. In fact, they lack lungs and don't even have the proper biological equipment to form a scream. What you hear is air and steam escaping from the shells of their simmering suppers.

Do lobsters feel pain when you cook them?

U.K. researchers say crabs, lobsters and octopuses have feelings — including pain. The nervous systems of these invertebrates are at the center of a bill working its way through Britain's Parliament. A MARTINEZ, HOST: If you've ever cooked a lobster, the traditional method is dropping it into boiling water alive.

What noise do lobsters make when you boil them?

Cooks typically hear what sounds like a scream when the lobster hits boiling water. But lobsters have no vocal chords or throats. That sound you hear isn't screaming. It's the sound of air, expanding as it heats, rushing from the lobster's body.