Three million years ago, our ancestors were vegetarian

1.5 million-year-old footprints reveal our Homo erectus ancestors lived with a 2nd proto-human species

Vegetarian, including vegan, dietary patterns were associated with reduced risk for cardiovascular disease incidence and mortality compared to non-vegetarian diets, umbrella review finds

Earthworms have ‘completely scrambled’ genomes. Did that enable their ancestors to leave the sea?