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.
Giant Pacific Octopus: Reproduction, Life, Habitat, Migration, Hunting. You are here: The spawning of the giant pacific may occur at any time of the year; however the mating of the octopus peaks in the winter months, with the peak of egg laying in April and may. Octopuses reproduce sexually, and have both male and female octopuses. Reproduction takes place as follows: The male octopus uses his tentacle to take a mass of spermatophore from within his mantle cavity; he then inserts it into the oviduct, in the mantle cavity of the female. This process occurs at depths from 20-100m and, lasts hours.