Jellyfish Reproduction Cycle

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You have chosen to go to the Hawaiian Islands for your annual vacation. One of the most famous activities in Hawaii is swimming in the ocean. While swimming, you might see some sea creatures such as Nemo, Dory, and all of their friends. One other creature you might run into is the jellyfish. Jellyfish are one of the most dangerous, yet interesting creatures in the water. I always wonder, as I swim past them, how a jellyfish compares to me. Jellyfish can be compared and contrasted to me in the areas of their reproduction cycle, their organ systems, and their brain activity. The reproduction cycle of a jellyfish is very different than mine. Male jellyfish keep their sperm in their bell, while females keep their eggs in her mouth or on her oral…show more content…
Jellyfish do not need a respiratory system. Jellyfish's skin is thin enough to allow oxygen to pass in and out. The oxygen is received in their system right after it goes through the skin. My respiratory system consists of many different parts such as the throat, trachea, bronchial tubes, lungs, and the alveoli. The oxygen I breath in travels through all of these in order to reach the alveoli. When it arrives, the carbon dioxide is released and the oxygen enters the bloodstream. Likewise, the digestive system in the jellyfish is different than mine. Jellyfish do not have a complete digestive system. They do not have intestines, a liver, or a pancreas. Because of this, the mouth of the jellyfish is used for both their food intake and their waste removal. Varying from the jellyfish, my digestive system is much more complex. The food that enters my system is broken down by saliva and other fluids. Soon after, the nutrients is absorbed, and the body rids of the waste. The digestive system of both the jellyfish and I, leads to the urinary track. The jellyfish does not have the necessary organs to store the waste, so it rids of it directly from the mouth. My waste travels through the digestive system and then the urinary track to be rid of. The circulatory system is different in similar ways. Jellyfish do not have a circulatory system. They do not have a heart or blood in their system. I have a circulatory system to

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