And if they really were intelligent, why would they crack open nuts with a rock? Why wouldn't they just go to a shop and buy a bag of nuts that somebody else had already cracked open for them? Why not? I mean, that's what we do.
Y si de verdad fueran inteligentes, ¿por qué abrirían nueces con una roca? ¿Por qué simplemente no van a un negocio y compran una bolsa de nueces que alguien ya haya abierto? ¿Por qué no?