Dwarf sperm whale modern day whale. Characteristic of sperm whales, the left nostril is markedly larger than the right, and it has a spermaceti organ on its skull. The brain weighs around . The eyes are adapted for low-light environments. The dwarf sperm whale has 14 to 24 teeth, rarely 26, in the lower jaw that are sharp, slightly curved backwards, and–like other sperm whales–lack enamel. The teeth rarely exceed in length, smaller than those of the pygmy sperm whale. At most, 6 teeth are in the upper jaws, though in modern sperm whales, upper teeth are defunct. Unique to "Kogia", there is
The Green Brain The Green Brain The Green Brain (1966), initially published as Greenslaves, is a science fiction novel by American writer Frank Herbert. The book is set in the not-so-distant future, where humankind has all but succeeded in controlling all life on the planet and almost completely wiping out all insect life. The earth is divided into a "Green Zone" which humans totally dominate (or so they believe) and a diminishing "Red Zone" that is not yet conquered. The "Green Brain" of the title is an intelligent organism that embodies and arises from nature's resistance to human domination. It is able to