Christmas tree worm is the common name of a species of marine worm that lives in tropical coral reefs around the world. At the first sign of danger, Christmas tree worms quickly retreat into their burrows, hiding from potential predators. Here's a Christmas tree worm retracting in Mantanani Island, Sabah, Malaysia. #christmastreeworm #Mantanani #Sabah #Malaysia #Borneo #SabahWildlifeDepartment #SabahTourism #Scubazoo #SZtv | SZtv

Scientists uncover a marine worm that reverts to a younger state to repair its own damaged tissues. | Hashem Al-Ghaili

The remains of an ancient worm species called Hallucigenia were so bizarre looking that scientists originally reconstructed it upside down and back to front. Now Martin Smith reveals the most complete picture so far of this peculiar marine worm. Read the related Nature paper here: http://bit.ly/1QRlADO | Nature Portfolio

17K views · 563 reactions | The sea mouse is marine worm. Its body is covered in bristles - giving it a furry appearance. At the fringes are beautiful iridescent bristles that shimmer blue, green and gold. The sea mouse is an active predator, hunting small crabs and other worms on the seabed. | Get Wild | Facebook