and there’s little or no correlation between brain size and intelligence among humans.
Not exactly true. (Non-paywalled draft paper here). According to that meta-analysis, the correlation between brain volume and intelligence is 0.41 for female adults, 0.37 for female children, 0.38 for male adults and 0.22 for male children.
Not exactly true. (Non-paywalled draft paper here). According to that meta-analysis, the correlation between brain volume and intelligence is 0.41 for female adults, 0.37 for female children, 0.38 for male adults and 0.22 for male children.