![](http://www.alamy.com/thumbs/6/392DB152-05DD-4184-A954-3C6023EE275A/2JD5T4W.jpg)
Christmas Tree Worms(Spirobranchus giganteus) in Porites sp. from Puerto Rico, the Caribbean.
Size: 3565px × 5284px
Photo credit: © Alf Jacob Nilsen / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: annelida, calcarous, christmas, mangebørstemark, mangebørsteormer, polychaeta, polychaeter, serpulidae, spirobranchus, tree, tube, usa1995, worms, ørstemark