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 of the whale, Sharisha. For a few years now, the Whale Caller has developed an unexpected relationship with Sharisha, as he is in love with a whale. The Whale Caller is able to express his love for Sharisha by playing his kelp horn, which causes Sharisha to swim around the shoreline, making the Whale Caller content. The Whale Caller is aroused by Sharisha’s reaction to the kelp horn, and considers Sharisha to be an intimate partner. This strains his relationship with Saluni who struggles to create intimacy with the Whale Caller since he is preoccupied with Sharisha. Ultimately though, the