This sounds similar to octopus senescence. Senescence is not a disease or a result of disease, although diseases can also be a symptom of it. Both males and fe

This sounds similar to octopus senescence. Senescence is not a disease or a result of disease, although diseases can also be a symptom of it. Both males and females go through a senescent stage before dying-the males after mating, the females while brooding eggs and after the eggs hatch. https://www.researchgate.net/publication/7545324_Octopus_Senescence_The_Beginning_of_the_End https://www.researchgate.net/publication/7545324_Octopus_Sen...