I like to say that the fact that humans are omnivores is descriptive, not prescriptive. That we can use alternate food sources in times of hardship is a surviv

I like to say that the fact that humans are omnivores is descriptive, not prescriptive. That we can use alternate food sources in times of hardship is a survival mechanism. IOW, omnivory is not a preferred mode of eating (genetically/evolutionarily speaking). Individually of course, we may prefer omnivory, frugivory, x-vory.