Toothed whale brain size with the expected brain size based on such allometric analysis provides an encephalisation quotient that can be used as another indication of animal intelligence. Sperm whales have the largest brain mass of any animal on earth, averaging and in mature males, in comparison to the average human brain which averages in mature males. The brain to body mass ratio in some odontocetes, such as belugas and narwhals, is second only to humans. Dolphins are known to engage in complex play behaviour, which includes such things as producing stable underwater toroidal air-core vortex rings or "bubble rings". Two main
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