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[127] [128] These values are similar to the accepted variance in IQ explained by a similar single factor known as the general factor of intelligence in humans (40-50%). [129] However, results from a recent meta-analysis suggest that the average correlation between performance scores on various cognitive tasks is only 0.18. [ 130 ]
The Wechsler intelligence scales were originally developed from earlier intelligence scales by David Wechsler.David Wechsler, using the clinical and statistical skills he gained under Charles Spearman and as a World War I psychology examiner, crafted a series of intelligence tests.
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.
The zoo hypothesis assumes a civilization may have a ten-million, one-hundred-million, or half-billion-year head start on humanity, [13] i.e., it may have the capability to completely negate our best attempts to detect it. The zoo hypothesis relies in part on applying the concept of hegemonic power to the Fermi paradox.
Staff at London Zoo got the measure of giant gorillas, plump penguins and skinny stick insects at the zoo’s annual animal weigh-in on Thursday. Zookeepers tempted squirrel monkeys onto scales ...
Cetacean intelligence is the overall intelligence and derived cognitive ability of aquatic mammals belonging in the infraorder Cetacea (cetaceans), including baleen whales, porpoises, and dolphins. In 2014, a study found that the long-finned pilot whale has more neocortical neurons than any other mammal, including humans, examined to date.
Hannah, a 13-year-old white rhinoceros, has delivered a newborn calf in a rare zoo birth for the almost endangered species. The arrival of the male calf, named Silverio, two weeks ago marked the ...
Ostriches, blackbuck, and lowland nyala hopped on the scale for a weigh-in at Werribee Open Range Zoo, as seen in footage released on July 25.Werribee Open Range Zoo savannah keeper, Katie Jones ...