text: Altmaan ye a yɛrɛ ka adamadenya kalan labaara yasa ka makaki resus ka jogo kalan jɛꞃɔgoniya kono, statistiki ka dɛmɛ, ni a jatɛra ina fo "sociobiologisti" Yerkes Regional no ye gonw sɛgɛsɛgɛli kɛ yoro saan 1965 la.