Brain size area in women, corresponding to spatial versus language specializations. Small studies have attempted to link brain volume with functional measures such as P300 auditory evoked potentials but finding no association. Studies attempting to related sibling differences in IQ to differences in brain volume are hampered by relatively small sample sizes and the noisy nature of such difference scores, yielding weak evidence for cross-trait cross-sib correlations. The largest brain is that of the sperm whale, weighing about , and killer whales, weighing about . An elephant's brain weighs just over and a bottlenose dolphin's . Brain size tends to vary according
Last Woman on Earth color-corrected 35 mm print and was released on DVD through Image Entertainment, featuring introductions by Corman, with commentary tracks by Jones-Moreland and Carbone. The release also features the other two films in Corman's "Puerto Rico Trilogy," "Creature from the Haunted Sea" and "Battle of Blood Island", shot back to back with "Last Woman". Last Woman on Earth Last Woman on Earth (often referred to as "The Last Woman On Earth", but it appeared without "The" in the film's actual title card) is a 1960 American science fiction film that was produced and directed by Roger Corman. It tells the story