Beneath the seafloor on the East Pacific Rise, an ocean ridge where several tectonic plates meet, giant white worms and other ...

Immediately surrounding the hot vents and chimneys were thriving communities of strange species such as giant clams, eyeless shrimp, and colorful tube worms. But no sunlight. How this food chain ...

Though completely dark, the area around the vents was teeming with life: eg shrimps, giant clams, tube worms with no mouth or anus. They were feeding on microbes that were living in the vents.