No animal that we eat makes B-12, they get it from bacteria in the soil that they pull up with grass, just as early humans got it from the surface of organic vegetables or river water, or perhaps made it in their bodies.
(No animal; eat; we) (early humans; perhaps made; L:in their bodies) (No animal that we eat; makes; ) Context(No animal that we eat makes,List([0, 27))):(they; get; it; from bacteria in the soil) (the soil; pull; up)
No animal that we eat makes,List([0, 27))
No animal early humans No animal that we eat they the soil
eat perhaps made makes get pull
we
L:in their bodies
it from bacteria in the soil
up