Signs and symptoms of the chronic phase of Chagas disease may occur 10 to 20 years after initial infection, or they may never occur. In severe cases, however, Chagas disease signs and symptoms may include: 1  Irregular heartbeat.2  Congestive heart failure. 3  Sudden cardiac arrest.4  Difficulty swallowing due to enlarged esophagus.igns and symptoms of the chronic phase of Chagas disease may occur 10 to 20 years after initial infection, or they may never occur. In severe cases, however, Chagas disease signs and symptoms may include: 1  Irregular heartbeat.
Behind the octopus's head, directly opposite the arms, is its mantle. The mantle is a highly muscled structure that houses all of the animal's organs. Its gills, hearts, digestive system and reproductive glands are all crammed into this one space.
1 An octopus changes color depending on its surroundings; this is done to protect itself from predators. 2  Octopi are most often a mottled (when they are seen at all due to their effective camouflage) brown, ochre, sienna or other earthy color.n octopus can be different colors, but the most commonly 'seen' colors are: brownred when angrybright when happyblue when sad octopuses are SOLITARY unless mating and after â¦ having about 45000 babies (during which the octopus does not eat or hunt) they die. i know this is extra information but really, it's true.