Sperm whale . Myoglobin, which stores oxygen in muscle tissue, is much more abundant than in terrestrial animals. The blood has a high density of red blood cells, which contain oxygen-carrying haemoglobin. The oxygenated blood can be directed towards only the brain and other essential organs when oxygen levels deplete. The spermaceti organ may also play a role by adjusting buoyancy (see below). The arterial retia mirabilia are extraordinarily well-developed. The complex arterial retia mirabilia of the sperm whale are more extensive and larger than those of any other cetacean. Atop the whale's skull is positioned a large complex of organs filled
The Day the Earth Stood Stupid into "Pride and Prejudice". Fry breaks free of the illusion, and quickly writes a story in which he is crushed to death by a bookcase, one riddled with "plot holes and spelling errors". In accordance with the story, the giant brain announces it is leaving Earth "for no raisin" (Fry's misspelling of "reason"), and the people of Earth regain their intelligence. Other than the Nibblonians, Fry is the only other one to have any recollection of the event, and no one believes his story. Nibbler returns to his undercover position observing Earth as Leela's adorable pet. Fry's immunity to the