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The great white shark is notable for its size, with the largest preserved female specimen measuring 5.83 m (19.1 ft) in length and around 2,000 kg (4,410 lb) in weight at maturity. However, most are smaller; males measure 3.4 to 4.0 m (11 to 13 ft), and females measure 4.6 to 4.9 m (15 to 16 ft) on average.
The human brain contains 86 billion neurons, with 16 billion neurons in the cerebral cortex. [2] [1] Neuron counts constitute an important source of insight on the topic of neuroscience and intelligence : the question of how the evolution of a set of components and parameters (~10 11 neurons, ~10 14 synapses) of a complex system leads to the ...
Encephalization quotient ( EQ ), encephalization level ( EL ), or just encephalization is a relative brain size measure that is defined as the ratio between observed and predicted brain mass for an animal of a given size, based on nonlinear regression on a range of reference species. [1] [2] It has been used as a proxy for intelligence and thus ...
We know they can grow up to 14 feet in length – comparable in size to “great” white sharks –making them the third-largest predatory shark in the world. However, almost all sighted in Puget ...
Allometric analysis indicates that in general, mammalian brain size scales at approximately the 2 ⁄ 3 or 3 ⁄ 4 exponent of body mass. Comparison of actual brain size with the size expected from allometry provides an encephalization quotient (EQ) that can be used as a more accurate indicator of an animal's intelligence. Brain of the sperm ...
Great white sharks, shortfin mako, longfin mako, salmon shark, and porbeagle are endothermic, which helps them move quickly in water. They are able to regulate their body temperature depending on the temperature of the water they are in, in order to contract their muscles and swim faster. [21]
Brain size and intelligence The oceanic manta has one of the largest brains, weighing up to 200 g (five to ten times larger than a whale shark brain), and the largest brain-to-mass ratio of any fish. It heats the blood going to its brain and is one of the few animals (land or sea) that might pass the mirror test , seemingly exhibiting self ...
Weight. Estimated >2,000 kg (4,400 lb) Deep Blue is a female great white shark that is estimated to be 6.1 m (20 ft) long or bigger and is now sixty years old. She is believed to be one of the biggest ever recorded in history. The shark was first spotted in Mexico by researcher Mauricio Hoyos Padilla. Deep Blue was featured on the Discovery ...