100 points to whoever can give me seinen manga suggestions. Vagabond, Berserk, Oyasumi Punpun, Homunculus, 20th Century Boys are some I’ve already read. Avoid those

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?