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Furthermore the Long-finned pilot whale has been shown to have more neurons in the Cerebral cortex than humans. Given the lack of large-scale research in this a
by antome 9y ago
Furthermore the Long-finned pilot whale has been shown to have more neurons in the Cerebral cortex than humans. Given the lack of large-scale research in this area, it is not unreasonable to think that several other dolphin species could also beat this count.
https://en.wikipedia.org/wiki/List_of_animals_by_number_of_neurons#Cerebral_cortex https://en.wikipedia.org/wiki/List_of_animals_by_number_of_n...
- acqq 9y agoThe author of the article argues that stereology is less suited for making the whole brain cell counts, and it can be that her method gives different results, just like it gave for elephants: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4380666/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4380666/ "Subsequent work using computer simulations, however, revealed that a considerably larger number of cells should be counted (e.g. 700–1,000, Schmitz and Hof, 2000). It is possible that too small of a sample size may explain some of the discrepant results seen in stereology studies." Of course there's chance that her approach will confirm the current estimates for dolphins, and then the simple count of the neurons in the neocortex will be too simple explanation to be valid. In computer terms, it's easy to show: the transistor count of the CPU is not the only count that can predict the suitability of CPU for some specific tasks. Her research showed that the brains of elephants do have bigger total count of the neurons, compared to the total count of the neurons of human brains.