Tel Aviv University: Gut-spilling in chordates, Evisceration in the tropical ascidian Polycarpa mytiligera

The ejection of internal organs, i.e., evisceration, is a well-known phenomenon in sea-cucumbers. We report the ability of a member of the Chordate phyla, the tropical ascidian Polycarpa mytiligera, to eviscerate and regenerate its gut within 12 days, and to rebuild…