Gorillas and orangutans, for instance, afford about 30 billion neurons by spending eight and a half hours per day eating, and that seems to be about as much as they can do.
Například gorily a orangutani si mohou dovolit asi 30 miliard neuronů, protože stráví osm a půl hodiny  denně jedením, a zdá se, že to je maximum,  co ještě zvládnou.