This document is a PowerPoint presentation by Soumyadeep Saha Mondal, a student at Ramakrishna Mission Vivekananda Centenary College, on the study of two non-chordate animals - the Giant Pacific Octopus and the Cannonball Jellyfish. It provides details on the morphology, locomotion, digestive system, respiratory system, excretory system, reproduction, nervous system of the Giant Pacific Octopus. For the Cannonball Jellyfish, it describes the morphology, locomotion, digestive system and notes that it does not have well-developed digestive, respiratory, nervous or excretory systems. It also mentions that Cannonball Jellyfish stings can cause pain