Scientists demonstrate the anatomy of a barbeled dragonfish?s jaws as they are fully opened, including the elevation of the head. At the connection between the head and flexible part of the vertebral column, the functional head joint is exposed by the mov

Scientists demonstrate the anatomy of a barbeled dragonfish?s jaws as they are fully opened, including the elevation of the head. At the connection between the head and flexible part of the vertebral column, the functional head joint is exposed by the mov