terrifying...

January 19, 2006—Pitting two hands against thousands of stinging tentacles, a diver attaches a tracking device to a giant Nomura's jellyfish off the coast of Japan on October 4, 2005.

Since last summer, Japanese waters have been inundated with the massive sea creatures, which can grow 6.5 feet (2 meters) wide and weigh up to 450 pounds (220 kilograms).