I don't think fire and therefore cooked food was THE change, though I think it definitely helped, but >If most animals are operating on a calorie deficit and f

I don't think fire and therefore cooked food was THE change, though I think it definitely helped, but >If most animals are operating on a calorie deficit and fixing this can lead to larger brains then why haven’t domesticated animals evolved towards our level of intelligence? Because farm animals do not evolve, they are bred. We have directed their evolutionary paths for centuries, away from what it would do on it's own, towards creatures that produce more milk, more meat, or fattier meat.