In this case, Antarctic scale worms' shimmering golden hairs could help them crawl or swim through the water, or defend themselves from threats. It's unclear why their bristles are golden. Related: ...

Related: Ghostly white giant worms appear to be reproducing under the seafloor where tectonic plates meet Their most remarkable body part, however, is often hidden.

Probably other animals and/or organic debris. Why it's awesome: With their shimmering golden coats, these worms almost look glamorous — until you see their horrifying jaws, which resemble the ...

Scientists are perplexed by the discovery of a marine worm with giant eyes that are 20 times heavier than its head and that ...