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
Creature Features the 1970s, the films of Amicus Productions and Tigon British Film Productions, which included "Dr. Terror's House of Horrors" and "The House That Dripped Blood", became popular features on the shows. "Creature Features" also aired many "nuclear monster" and "space alien" science fiction movies. Created in the 1950s, these movies generally featured giant mutant monsters or aliens from outer space terrorizing Earth. These included "Attack of the 50 Foot Woman", "The Amazing Colossal Man", "Them!", "Tarantula", "The Thing from Another World", "It Came from Outer Space", "The War of the Worlds", and "Forbidden Planet". "Creature Features" usually aired on Friday