3 June 2026
An octopus has around 500 million neurons, but only about a third sit in the central brain. The other two-thirds are distributed across the eight arms, which function as semi-autonomous processors.
3 June 2026
An octopus has around 500 million neurons, but only about a third sit in the central brain. The other two-thirds are distributed across the eight arms, which function as semi-autonomous processors.