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
The Brain Prize The Brain Prize The Brain Prize, formerly known as The Grete Lundbeck European Brain Research Prize, is an international scientific award honouring "one or more scientists who have distinguished themselves by an outstanding contribution to neuroscience and who are still active in research". Founded in 2011 by the Lundbeck Foundation, the prize is associated with a €1 million award to the nominees, the world’s largest brain research prize. Nominees can be of any nationality. Prize winners are expected to interact with Danish brain researchers e.g. through lectures, master classes, seminars, exchange programmes for researchers or other activities agreed with and