"Sue is an inside-out, legless, headless wonder," lead author Sarah Gabbott, a paleontologist at the University of Leicester in the U.K., said in a statement. "Remarkably, her insides are a ...

But headless animals called brittle stars have no brains ... Early in the 10-month-long experiment, the animals stayed hidden when the lights went out. But over time, the animals made such a ...

Cockroaches can live for up to a week without their heads. They don’t rely on their brains for basic body functions and breathe through spiracles on their bodies. The famous case of Mike the Headless ...

Japan's government approved a request for stem-cell experiments meant to create an animal-human hybrid and allow it to be brought to term. The experiment, which still requires approval from the ...