This deep-sea polar worm looks like it can't decide if it's dressed for a glitzy party or a gruesome massacre.

The animals are not aliens, but giant pile worms, large marine worms that are typically found on the seafloor, but will swarm at the water’s surface to mate, Benjamin Neal, biologist and assistant ...

But some giant piling worms are found around deep-sea hydrothermal vents. “When these worms were first discovered, it was amazing. They were huge, about one metre (3 feet) long. When we ...

Although it was discovered in 1939, very little is known about this deep-sea species. Like other bristle worms, it probably plays an important role in keeping the ocean healthy. Bristle worms "are ...

As he shined his light on the water, large, worm-like sea creatures appeared to be swimming around, the video shows. At first, a single animal appears in the video. Then, more and more come into ...