pic is Glaucus atlanticusthread purpose: i once saw this crazy fucking sea slug with disc shaped, transparent, detachable fins of some sort filled with crazy tree-like vein structures. Requesting name/pics/something equally crazy
just google for nudibranch.example:http://www.sergeyphoto.com/underwater/nudibranchs.htmlThe tentacles are filled with Cnidocytes (Iä ftaghn) that were "robbed" from coral polyps.They are a defense mechanism.