Ink sac Fin Nidamental gland Gills Funnel retractor muscle Oviduct Siphon Anus Stomach Kidney Pen Caecum Gonad (ovary) Systemic heart Chromatophores Intestine Beak Digestive gland Mantle Esophagus Brain Esophagus Gill heart Optic lobe Esophagus The Vancouver Aquarium Marine Science Centre is a non-profit society dedicated to the conservation of aquatic life. Squid Dissection Female Anatomy