Did you know that three-fifths of an octopus's neurons are located in its tentacles?
You think you’re so smart. Well, a wave of research into animal cognition reveals that just about anything you do, other creatures can do too. Sometimes, they can do it far better. To probe the nature of intelligence, scientists test animal skills and compare how different species think. A chimpanzee and a crow both understand cause and effect, but one’s got a big wrinkly brain like a human, and the other possesses a smooth ball of cells that could fit into a tablespoon.
The mystery is how they do things like this with so little to work with, Barron says. A bee can quickly memorize the locations of the best flowers and the fastest flight paths to reach them, but it has only 1 million neurons. To understand that minimalist brain, Barron’s group is building bee-brain models, one of which will soon be uploaded into what he calls a “very sweet” little quadcopter drone under development at the University of Sheffield.
Is she a very, very good dog? Undoubtedly. But all canines have exceptional gifts for human social communication, which is the launching point for language.
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