Whale 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. Small whales are known to engage in complex play behaviour, which includes such things as producing stable underwater toroidal air-core vortex rings or "bubble rings". There are two main methods of bubble ring production: rapid puffing of a burst of air into the water
Giglioli's Whale year. In 1983 between Corsica and the French mainland, French zoologist Jacques Maigret sighted a similar looking creature. Although it has not been proven to exist, it was given a "classification" by Giglioli. However, scientists would most likely classify the whale under Balaenopteridae, large baleen whales. The whale may have been a genetic mutation, similar to humans born with polydactyly. Giglioli's Whale Giglioli's Whale ("Amphiptera pacifica") is a purported species of whale observed by Enrico Hillyer Giglioli. It is described as having two dorsal fins. The species is not recognized by the general scientific community. On September 4, 1867 on