It’s all down to the way the brain works. Our brains use up something like 20% of our calories when standing still doing nothing.
Grass does not supply the amount of calories and micronutrients needed to keep the human brain running, simply because it is low on both of those things.
Grass eaters have multiple stomachs, slow digestion and graze pretty much the whole time they’re awake, and because their brains use a lot less energy than human brains, the balance works out.
It’s all down to the way the brain works. Our brains use up something like 20% of our calories when standing still doing nothing.
Grass does not supply the amount of calories and micronutrients needed to keep the human brain running, simply because it is low on both of those things.
Grass eaters have multiple stomachs, slow digestion and graze pretty much the whole time they’re awake, and because their brains use a lot less energy than human brains, the balance works out.