Giant jelly ascidian - Polycitor giganteus (RHS) next to Basal ascidian with encrusting sponge. The big siphon on the left performs the same function as the little orange ones on the right; the left one is a single animal and the right is a colony
Summary[edit] Description: Français : Didemnum nocturnum à la Réunion (dét. F. André). Date: 3 February 2016, 10:19:41. Source: The uploader on Wikimedia Commons received this from the author/copyright holder. Author: Philippe Bourjon.
Summary[edit] Description: English: Orange choirboy ascidians on Lollipop pinnacle. Cape Peninsula. Date: February 2012. Source: Own work. Author: Peter Southwood.