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
The Whale Caller into a more civilized living style. The whales migrated over a month ago and Saluni feels like her life is fulfilled as she has the Whale Caller and the Bored Twins. She even tries to initiate sex with him but his mind becomes filled with images of whales, including Sharisha and he is unable to follow through. The Whale Caller brings Saluni to Mr. Yodd and one day Saluni even goes there by herself in order to better understand the Whale Caller. One day they meet Lunga Tubu who has the voice of the Earth. One day, during a thunderstorm,