This is the Opisthobranch, which literally translates to "gills behind". There are around 2000 species that belong to this group of gastropods.
Photo by Niwa May 31, 2012
Snapshots from around the world
Weird or wonderful? This week's odd news
Weekly Digest: this week's essential stories
BUDGET 2013: What you need to know
International Space Station crew return to Earth
AOS callout puts schools in lockdown
Copyright © 2013 Yahoo! New Zealand
All rights reserved.
Select your region to see news and weather for your area.